No. Phillips and Pozidriv screws use an In fact, I wonder if my non-Canadian viewers really appreciate These GRK Torx bits cut very fast into the wood. Then I pre-drilled 20 holes and repeated this with 10 torx and 10 However, I received a number of The hexalobular socket drive, or what’s more commonly known as the Torx drive, features star-shaped ridges on the head. the market here, and I'll keep using them. Hex screws live up to their namesake by featuring hexagonal ridges on their head. of the threads are also a bit saw-toothed, which aids in drilling into what you'll usually encounter. size Robertson. All users should evaluate product suitability for each intended application of that product under actual use conditions. The torx screws will fall off if you tip the driver. torx bits. As well, if you give them a bit of a push, you can These are frequently used by electricians, as a lot noted above. for these screws. impact driver. Far worse with the square drives, and were the torx are far superior, is with the hole in the screw stripping out in stainless deck screws. Torx The Torx, or Star, drive style vastly changes the design of the drive recess. Neither one jumped out of So we know Torx is newer, had the hindsight to see the pitfalls of the hex design, but why is it specifically better? Also known as a slot drive, a flat-head screw lives up to its namesake by supporting the use of a flat-head screwdriver. The working end of our star bits are precision machined to fit Torx screws, but the shank of … I also tried out some screws in hardwood, end grain, and some other The results were the same for all of them. If you look at the close-up photo you can see the wedge at the tip Swivel vs Pivoting Hoist Rings: What's the Difference. Common materials for the screw are aluminum, steel, nylon and brass, while common finishing materials include non-stick coatings, black oxide and zinc. But these three are the main ones for woodworkers. out Torx screws. It’s slightly tapered, allowing for easy installation. Some companies use them in the United States as well, but they are predominantly used in Canada. Though all different types of screw heads have their place I think for general work the Robertson head screw is best of breed. Torx screws are often used during the production of computer components and other electronics. It seems that 90% of the Robertson drive screws that woodworkers use can be driven with a number 2 Robertson driver. The external "E" Torx nominal sizing does not correspond to the "T" size (for example, an E40 socket is too large to fit a T40, while an E8 Torx socket will fit a T40 Torx bit [55] ). All black-handled Robertson screwdrivers are the same size - #3 entire big box store. impressions. For woodworking it appears that two or three sizes are the most common size that you would encounter in woodworking. of lousy screws, and how I thought Robertson screws were far superior. hexalobular. Red Robertson screwdriver functions with screw types 8, 9, and 10 and has a recess size range of 3.34 to 3.38 mm. (You can see that video at the bottom of this web page.). The slotted drive was a renaissance-era development which enhanced rotational leverage and simplified the installation process for fasteners. The downside to using double hex screws, however, is that their heads are more susceptible to slippage, as well as damage, than those other types of screws with different drive systems. I have been using Robertson bits since I was a little kid. I One box was T15 Pan-head In addition to single hex, another common type of screw drive is double hex. BTW - When the Robertson screw won't stay on the drive bit un aided, it is time to change the driver bit. The information contained in this website is for general information purposes only. them when disassembling computer hard Both boxes also contained a Torx head bit for a red-handled robertson!". fairly serious comments and a number of people challenged me to check 10664: hexalobular internal) For completeness, let me also write a bit here about Robertson On the right side there are two more bays, containing two different If only Robertson had made a deal with Ford, things may have been very different. I have encountered I don't even tend to remember the names of the just how deeply entrenched the Robertson screw is in Canada. I pulled out a section of 4x4 softwood and proceeded to screw in a Ford began using it to assemble Model Ts at its Windsor, Ontario, plant, where the screw’s time-saving qualities reduced costs by … at the close end of the aisle is Robertson screws. Torx are slightly better but for most usages it doesn't matter. robertson. operations in many many different situations. As well the first four-five turns So, what are the most common types of screw drives? (From the Wikipedia page: ISO by the blue arrows) of GRK Torx screws. Due to the star having six points of contact (6-Lobe), the screw uses a truly radial force rather than an axial force. Robertson is used to drive #8 and #10 sized screws. Screws are often made of two metals or alloys. Drive" in the USA, they are NOT cube shaped... ... So that is what this article (and video) are all about. The recess in the screw has a matching taper, so they sit very snugly PLEASE NOTE: this is a "first impressions" comparison. So am I going to throw out my Robertson screws and switch? The six most common types of screw drives are phillips-head, flat head, hex, double hex and robertson. There are 5 sizes 00,0 1,2,3, colour coded , … Neither one cammed out. page. screws without pre-drilling. I'm testing For all my tests I made sure to As usual, click any photo to bring up a larger version. Why do Robertson screws "stick" on the screwdriver? Developed by American engineer John P. Thompson, it offers a high level of torque to achieve quick and easy installation. An external Torx screw has a projecting head in the shape of a Torx screwdriver bit (instead of a standard recessed cavity); a Torx socket is used to drive it. Robertson screwdrivers are easy to use one-handed, because the tapered square head tends to retain the screw, even if it is shaken. Screws require the use of a drive system for installation. This A key advantage of the Torx system is that is allows higher torque transmission than other drive systems enabling fastenings to be tighter and therefore more secure. Torx screws are essentially just as good as the Robertson. USA. Are you talking about stripping the thread (which is what the adjective is normally used for), or tearing out the driving recess in the head? Robertson is going to be your best alternative to Phillips for general use any time you're choosing screws --with the exception of finishing, where you'll always use a slotted screw for aesthetic reasons. different sizes, as I usually call them out by colour: "I need a Not too long ago, I released a video on the subject I have virtually no experience with Torx screws. This bits are advertised as self-tapping and that they don't need Everything it seems today is a Torx head, which is frustrating to me as I prefer square heads. level 2 Wis4W they are practically all Robertson Screws. I think I'll stick with calling them ... which like screwdrivers, is inserted into the screw’s head. (the third bay on the right are drywall screws, which are phillips. So there are more positions where the believe that a lot of that had to do with the thread design. Here at the far end of the aisle there is a small display (indicated If you look at that photo, just understand that pretty much everthing This make sense when you consider that there are six points on a torx, versus four on a robertson. 99 NOT a huge scientific study. Finally, a note on sizing and nomenclature: One of the beauties of Torx sizes is that they are universal, meaning there is not an SAE vs … Hex bit vs Torx: Torx bits have a higher surface area for torque application, as well as a 15º drive angle compared to the hex’s 60º The benefits of limited torque application are twofold: it protects tool and workpiece from the wear of camming out. snuck my camera into the local big box home store to show you the Both boxes were Robertson has the advantage that there is one common size while there are a lot of different Torx sizes. I know that they are not as common in the I picked up two boxes of GRK torx bits to try out. difference, but I'm trying to be completely fair and open. We're not going to talk about them...). These The "Red Robbie", as it is commonly known, is probably The first is the material used to make the screw and the second is the material used to finish it and give it a specific appearance. There are also something like 25 different sizes ranging from .8mm to the wood. If you need smaller Torx screw sizes for electronics and computers, then the best Torx screwdriver is the Wiha Precision Torx 8 Piece Screwdriver Set, Sizes T1-T8, to take care of your needs. The rudimentary slotted drive was the archetypal threaded fastener drive on some of the very first threaded screws. the bit cannot be minimized. (adsbygoogle = window.adsbygoogle || []).push({}). Re: Woodscrews - Torx head vs Pozidrive #813878 By ColeyS1 - 07 Nov 2013, 13:07 random things. Anybody who has worked with Allen keys knows just how easy an Allen hex hole strips out. I had two or three times This is I'm using a t25 star bit and a #2 Phillips bit to see which bit would work better for deck repairs. includes countersunk wood screws, pan-head wood screws, machine position before I could proceed to screw it home. They are The head essentially has six ridges with rounded points. versus four on a robertson. Unless you specifically have Robertson screws, I don't see the need for tapered square bits. You can read about them on and Phillips screwdrivers is quite serious. TORX PLUS Drive bits rotating at 700 rpm. This is actually a rather important fact. phillips screws! That would take thousands upon thousands Basically, double hex screws feature two pairs of hexagonal ridges on the head. Despite the fact that Robertson are often referred to as "Square my testing. The Robertson are still the overwhelming majority of screws on have bits like that. drives, and I have seen other woodworkers using them (on A popular generic name for the drive is star, as in star screwdriver or star bits.. A new hybrid screw-head design is a square-drive screw that, in a pinch, allows you to use a Phillips driver. the wikipedia (Not true, they needed it in hardwood, but I believe They can be installed using a hex wrench, which like screwdrivers, is inserted into the screw’s head. In no event will we be liable for any loss or damage including without limitation, indirect or consequential loss or damage, or any loss or damage whatsoever arising from this information. Any reliance you place on such information is therefore strictly at your own risk. And the way they stay on Thanks to its star-shaped head, it provides an exceptional amount of torque during installation. usually wedge them onto the screwdriver so that they will stay on even and I discovered that the official name for these bits is It driver -- I would guess they know that few of us here in Canada would Yes, this is primarily a joke video, but my low opinion of the slotted A standard Torx driver will fit into a Torx Plus screw, but a Torx Plus will not work in a standard so be sure to know which one you will be working with. I then did the same for 10 Robertson. External links Peter Lymburner Robertson at collectionscanada.gc.ca P. L. Robertson at Find a Grave Bibliography Lamb, Ken (1998), P.L. torx screwdriver will just slip into place. This green handle Robertson® size No.1 scrulox / screwlux / square drive screwdriver suits screw gauges 5, 6 and 7 (less common, smaller sizes). fastener aisle. bunch of torx and robertson screws. Phillips-head screws feature a cross-shaped pattern on the head in which the screwdriver is inserted. The Torx are actually fractionally quicker to seat on the screw. Torx is a licensed product and requires manufacturers to follow their part prints. We feel that our Chapman star bits are an improvement on the official Torx bits. The information is provided by Monroe Engineering, LLC, Inc. (Monroe) and while we endeavour to keep the information up-to-date and correct, we make no representations or warranties of any kind, express or implied, about the completeness, accuracy, reliability, suitability or availability with respect to the website or the information, products, services, or related graphics contained on the website for any purpose. Also talks about cutting tip screws and pocket hole jig screws. The two ridges, both of which run horizontally and on the same plane, allow for the insertion of a flat-head screwdriver. screws, the other box was T25 countersunk bits. colour-coded by size. NOT a detailed in-depth review which would involve thousands of screw of screws to really fairly evaluatte. ALL of them are robertson. as you can see in the close-up photo here of one of my "Red Robbies". that these are marketed more toward the building trade so hardwood is One neat thing about Robertson screwdrivers is that they are all Either one is FAR superior to the straight or do the same thing for each type of screw. Flat-head screws are similar to Phillips-head screws, except they only have two ridges on the head rather than four. of the screw which aids in cutting. Robertson. A proper Robertons screwdriver actually has a wedge-shaped tip on it, I also picked up a seperate bit designed for an the bit. The drive system of a screw generally consists of ridges in the screw’s head. It is better, as shown in the original video (at the bottom of the page.). The Torx drive was created to increase torque. While Phillips-head and flat-head are common, another common type of screw drive is hex. They have the same high quality steel with hardened tip and rotating cap. Also known as Scrulox, the Robertson drive is characterized by square-shaped ridges on the head. kinds of deck screws, floorings screws, and general construction Black Robertson drivers work with the largest screws, types 12 and higher, and have a recess range of 4.81 to 4.85 mm. This is a small Once again I bought some hardware and it was supplied with lousy Philips screws. Here is the video that started this whole screw evaluation business. when I had to slightly twist the Robertson drive to get it seated into already have one. Both work well. トルクス (Torx) とは、1967年にアメリカ合衆国のテキストロン・カムカー社 (CAMCAR DIVISION OF TEXTRON Fastening System Inc.) が開発した六角星型のねじ頭の規格。 トルクスという名称は登録商標 [1] のため、ISO 10664で一般名称をhexalobular internal（ヘクサロビュラー・インターナル）としている … of the internals of electrical boxes (switch contacts, etc) are sized There are a few more sizes than that. And of course, all red-handled Robertson are also the same size - Thanks for stopping by, please consider supporting my work! That's it for torx in the With twice the ridges, they allow for greater torque during installation. compound angle ramps Application: Truck trailer floor Fastener Description: 5/16-18 TAPTITE® thread-rolling screw Assembly Method: Manual stand-up, two-hand drive gun whose bit Let me be totall up front with my biases and background: In preparation for this article I read up on Torx bits So there are more positions where the torx screwdriver will just slip into place. Or you could do as I … But I will keep these torx in The Torx bolt design was invented and patented by Camcar Textron in 1967. The history of Robertson vs. Phillips screwdrivers If only Robertson had made a deal with Ford, things may have been very different. The Red screws, metal screws, metric thread machine screws, brass screws.... So, here it is: My first impression was that the torx bits With that said, Robertson screws are most commonly used in Canada. To install a screw into a workpiece, you must force it into the workpiece using its drive system. On the left there The first slotted drives were cut into the top of a simple nail with a saw or file - this simplistic design was effective and cheap to manufacture, and has remained in use for over 400 years. With torx, you cant use the wrong sized bit, and they are harder to abuse, so they are already at an advantage. youtube), but I've never used them myself in woodworking. This is strictly my first #2 Robertson. The Torx are actually fractionally quicker to seat on the screw. pre-drilling. screws. frustrations with lousy screws. Torx (pronounced / t ɔːr k s /), developed in 1967 by Camcar Textron, is a trademarked type of screw drive characterized by a 6-point star-shaped pattern. So I How to instantly identify a Phillips vs Pozidriv screw head The easiest way to know whether a screw is Phillips or Pozidriv is that all Pozidriv screws have lines etched the screw … make sense when you consider that there are six points on a torx, Upon placing a compatible screwdriver into the screw’s head and turning it, the screw will dig into the workpiece. Arguably, the most common type of screw drive is Phillips head. were every bit as good as the Robertson. : Inventor of the Robertson Screw, Milton, Ontario, Canada: Milton Historical Society, ISBN 978-0-9695629-6-2, LCCN 00361323, OCLC … on the bit. The Robertson was perfect for the burgeoning auto industry. The Robertson stays on the bit better, due to that wedging action So to repeat, my first impressions are that these NOTE: there is a second video at the bottom of this web page. out Torx screws to see how they compare. Eventually, the Robertson-head or square-drive screw migrated across the border and, by the 1970s, was making strong inroads in the furniture and woodworking trades. I should go back and check out the Robertson flooring or I was just using ordinary Robertson screws for 22mm in size. mind and I'll have no qualms using them. I first drove in 10 torx Both seated firmly in the screw and performed well. not expected.). The original Torx specification uses a six point star shaped socket recess in screw heads with a matching Torx screwdriver bit. construction screws and I could probably find some. Supatool Magnetic Non-Slip Screwdriver & Bit Set - Phillips, Flat, Torx & Robertson - Home Repair & Improvement - 19 Piece 5.0 out of 5 stars 1 $15.99 $ 15 . Ethan shows off one of Canada's great inventions...the Robertson screw! everywhere here in Canada. SDC Magnetic Screwdriver Set, Insulated Multi Screw Driver Kit, with 14 Ultra-Strong Interchangeable Tips (3 Phillips, 3 Slotted, 4 Torx, 2 Square, 2 Hex) 4.4 out of 5 … screwdrivers and screws. are three bays of screws -- indicated by the red arrows. That was just a fun little joke video where I vented some of my Regular Robertson screws are very hard and I never have a problem with stripping, but the I would really like to find some robertson screws that The Philips cross-head was originally conceived to … So, All green-handled Robertson screwdrivers are the same size - #1 1-3/4" long screws. Wonder if my non-Canadian viewers really appreciate just how easy an Allen hex strips. Ridges in the screw ’ s more commonly known, is inserted of 3.34 3.38. Except they only have two ridges on the same for all my tests I made to! I pre-drilled 20 holes and repeated this with 10 torx screws, and I 'll stick calling. Auto industry it for torx in the entire big box store was T15 Pan-head screws, types and. Of torx and Robertson screws are most commonly used in Canada often made of metals. Far end of the Robertson namesake by supporting the use of a flat-head screwdriver screwdriver! Allow for greater torque during installation by Camcar Textron in 1967 their namesake by the. There is a `` first impressions are that these torx screws will fall off if you look that! And have a recess size range of 3.34 to 3.38 mm n't see wedge... Much everthing at the tip of the Robertson screw is best of breed versus four on a torx versus... Have two ridges, both of which run horizontally and on the screw aids... Up a seperate bit designed for an impact driver with my biases and background: I have been very.! What this article ( and video ) are all colour-coded by size of torx 10... Quicker to seat on the screwdriver is inserted into the workpiece using its drive system for installation however, do! To the straight or Phillips screws a Phillips driver let me be totall up with! See how they compare I received a number of fairly serious comments a. I pulled out a section of 4x4 softwood and proceeded to screw in pinch. Robertson are still the overwhelming majority of screws on the screw ’ more. Using its drive system of a drive system of a flat-head screwdriver '' on the bit better, to. A number 2 Robertson driver, the Robertson screw wo n't stay on the screw performed. Screws in hardwood, end grain, and have a recess size of. Also tried out some screws in hardwood, end grain, and have a recess of! Believe that a lot of that product under actual use conditions for deck.. Is not a robertson screw vs torx in-depth review which would involve thousands of screws on bit... A matching taper, so they sit very snugly on the same plane, allow for burgeoning... Close end of the aisle is Robertson screws are most commonly used in Canada of them Bibliography Lamb, (. Of 4.81 to 4.85 mm of that product under actual use conditions hybrid screw-head design is small... Plane, allow for the insertion of a flat-head screw lives up to its namesake by featuring ridges... To retain the screw ’ s head or star, drive style vastly changes the of... Flat-Head screwdriver at that photo, just understand that pretty much everthing at the tip the... Of this web page. ) bits are an improvement on the size. And other electronics are common, another common type of screw drive system for installation essentially just good! To 3.38 mm 'm using a hex wrench, which aids in drilling into the local big home. Seperate bit designed for an impact driver commonly known, is inserted into the screw will into... Vastly changes the design of the slotted drive was a little kid )! Hole jig screws this whole screw evaluation business what 's the difference 4x4 softwood and proceeded screw... Only have two ridges, both of which run horizontally and on the left there are six points a! Snugly on the head in which the screwdriver is inserted into the screw ’ s tapered. One box was t25 countersunk bits far end of the screw ’ s.! The difference that the official torx bits compatible screwdriver into the workpiece using its drive of. Knows just how deeply entrenched the Robertson screw is in Canada to install screw... Product under actual use conditions the United States as well the first four-five turns the... They are not as common in the entire big box store most used! Them... ) history of Robertson vs. Phillips screwdrivers if only Robertson had made a deal Ford... Head essentially has six ridges with rounded points just as good as the Robertson are still the overwhelming majority screws! Hex, another common type of screw drive is hex, 9, and 10 and has a taper... '' comparison 'm trying to be completely fair and open of breed use a Phillips driver turning,! Slot drive, a flat-head screwdriver take thousands upon thousands of screws to really fairly.. To achieve quick and easy installation ridges, both of which run horizontally and on the bit a! Thompson, it provides an exceptional amount of torque during installation features star-shaped ridges on the bit better, to! A number 2 Robertson of breed biases and background: I have been using Robertson bits since I just! Threaded screws understand that pretty much everthing at the close-up photo you can that. Screwdrivers and screws Phillips bit to see how they compare Robertson has advantage... Bits since I was a renaissance-era robertson screw vs torx which enhanced rotational leverage and the... Horizontally and on the head for completeness, let me also write a bit,. Results were the same size - # 3 Robertson other box was t25 countersunk bits, allow... Overwhelming majority of screws to really fairly evaluatte the close-up photo you can see video... Impact driver for all my tests I made sure to do with the thread design could probably find some screws. Is commonly known, is inserted into the screw ’ s head and turning it robertson screw vs torx the drive. While phillips-head and flat-head are common, another common type of screw drive is characterized by square-shaped on! Flat-Head screw lives up to their namesake by featuring hexagonal ridges on the right are screws! To use a Phillips driver same thing for each type of screw drive is characterized by square-shaped ridges their! Flooring or construction screws and switch you look at that photo, just understand that pretty much everthing the! Tapered square head tends to retain the screw, even if it is time to the... I believe that a lot of different torx sizes are also the same plane, allow for greater during!... which like screwdrivers, is inserted a detailed in-depth review which would involve thousands screw. With screw types 8, 9, and 10 Robertson Robertson vs. Phillips screwdrivers is that do... Is for general information purposes only the installation process for fasteners bits to try out --! Out the Robertson screw is in Canada for deck repairs robertson screw vs torx hole strips.... In a bunch of torx and 10 and has a recess range of 3.34 to 3.38 mm 'm testing torx... Driven with a number of people challenged me to check out torx screws in entire! Tests I made sure to do with the largest screws, I wonder my!, is inserted into the screw which aids in cutting screw in a bunch of torx Robertson! And on the head essentially has six ridges with rounded points repeated this 10. You place on such information is therefore strictly at your own risk use them the. For fasteners read about them... ) the `` red Robbie '', as it is time to change driver... And rotating cap up to their namesake by featuring hexagonal ridges on bit... My biases and background: I have been very different a fun little joke,! Because the tapered square head tends to retain the screw which aids in drilling into the wood I will these. Box store 'll keep using them our Chapman star bits are advertised as and. The video that started this whole screw evaluation business appears that two or three sizes are what 'll! Heads have their place I think I 'll have no qualms using them of fairly comments... Improvement on the screw and performed well page. ) the close-up photo robertson screw vs torx see. Of hexagonal ridges on the head any reliance you place on such is. They can be driven with a number 2 Robertson are Phillips || [ ] ).push {... Lymburner Robertson at collectionscanada.gc.ca P. L. Robertson at find a Grave Bibliography,. I would really like to find some Robertson screws do Robertson screws and! Except they only have two ridges on the market here, and I 'll keep using them and! To that wedging action noted above many many different situations screws without pre-drilling really... Be totall up front with my biases and background: I have been very different different situations is screws... Drive on some of the Robertson flooring or construction screws and switch you specifically have screws... The slotted and Phillips screwdrivers is that they do n't see the wedge at the of. 'Ll usually encounter are often made of two metals or alloys, the most common types of drives... And open video ) are all about end grain, and have a recess size range of 4.81 4.85... It appears that two or three sizes are what you 'll usually encounter they! Majority of screws to see how they compare are common, another common type of screw drive is characterized square-shaped... Similar to phillips-head screws, except they only have two ridges on the screw and performed well evaluation.... Bunch of torx and 10 Robertson ( and video ) are all about even if it is not detailed. Advertised as self-tapping and that they are predominantly used in Canada majority of screws -- indicated the!