Workshop Countersink Bit Set 1/4 Inch Tapered Adjustable with Collar & Wrench

Summary

• There is a adjusting screw on the chamfering device, which can control the drilling depth, also takes the chamfering function into account while punching, convenient and efficient
• The material is made of high‑speed steel, which has high hardness, wear resistance and good cutting edge retention
• 4‑flute adjustable countersunk drill bit with 82‑degree chamfer, cutting and cleaning chips faster, realizing fast and smooth countersinking
• The tip is designed with a lengthened length, which can drill holes quickly and cleanly and ensure a close fit with the screw. Easier to locate and drill
• The size of the drill bit is 11/64, with a 1/4 hex shank, which includes tapered drill bits