Triple square fasteners are typically made of hardened steel and are also tempered. They work really well for high-torque applications like cylinder head bolts and components found in the drive train. We find them on BMW, Mercedes, VW, Audi, Porche, and other German automobiles. Triple square drive bits show up mostly in German automotive applications.
POZIDRIV SCREWDRIVER DRIVER
Believe it or not, Phillips heads were originally designed to cause the driver to cam out, to prevent over-tightening! ProsĬheck out our article What is Cam Out to learn more.
These types of screwdrivers have a pointed cross-head tip that matches a self-centering, cross-head screw. The name “Phillips” comes from its inventor Henry F.
The most common type of fastener has got to be the #2 Phillips head bit, but we’ve even seen adaptation here.
POZIDRIV SCREWDRIVER DRIVERS
Here is a quick look at some of the most common types of screws and fasteners you should have in your collection, and the drivers that fit them: Phillips Head Screw Bits Impact drivers are particularly adept at maintaining the bit’s connection to the fastener when used properly. The tip of the screwdriver or driver bit should always fit snugly into the fastener so as not to slip around when the fastener is turned (at either low or high speeds depending upon the application). In our opinion, the biggest reason for going with a particular screw bit type is getting a good grip on the fastener. Some are patented because they offer a unique solution to keeping a driver bit in place-others are simply better for the application they are intended for. The various drive tips are made for a variety of reasons. Keep this in mind when shopping for the best screwdriver set so you can handle the myriad of screws and fasteners on the job site.Įditor’s Note: Check out our best screwdriver sets article for our top recommendations. Using the right screwdriver bit types for their proper applications ensures you don’t damage the fasteners.
Of course, not only do you have to contend with the wide variety of screw bit types and fasteners, but most also come in several sizes. Having all the screw bit types ensures you’re ready for the wide varieties of fasteners you’re likely to encounter. One set we really like includes the Wurth Zebra Universal Bit Assortment but you can find less expensive screw bit solutions as well. For the best deal, we recommend purchasing a good bit set to build a robust screwdriver fastener collection. As you know, both drivers and bits can be purchased individually and in sets.
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