Set with Plastic Case. Drill and tap holes in a range of diameters. With a drill bit point to drive into the workpiece, these tools can drill and tap holes in a single step. Connect them directly to drills, power screwdrivers, and other tools that accept a 1/4″ hex shank. They’re made of high-speed steel and are for use on most metal and plastic.. The HERCULES™ Combination Drill/Tap Bit Set is ideal for drilling, tapping, deburring, and countersinking in metal. The bits are constructed from M2 steel and designed for use with drill drivers on through-hole work. Hardened high-grade tool steel construction for use in metal as thick as 10 gauge; Back-tapered to avoid damage from overdrilling
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Drill-bits are routinely subjected to bending loads, such as those depicted in Figure 6. Three modes of bending are depicted in Figure 6; bending scenarios a and b relate to measures taken by the surgeon to counter the likelihood of the drill-tip to skive. Bending scenario c describes the situation where the drill-tip skives along the endosteal.. Hex-Shank Combination Drill Bit/TapSets for Drills and Screwdrivers. Drill and tap holes in a range of diameters. With a drill bit point to drive into the workpiece, these tools can drill and tap holes in a single step. Connect them directly to drills, power screwdrivers, and other tools that accept a 1/4″ hex shank.
