Stop messing with a chuck key! These 1/4" hex drive bits and accessories let you quickly and easily change from one bit to the next. Made in the USA from the best available materials.
Self-Centering Hinge Bits. Spring loaded self-centering bits, for #2 through #10 screws, will perfectly align your screw holes with the holes in your hinges, drawer slides or other similar hardware. The 1/4" bit and 5mm bit is designed for use with shelf pin drilling jigs.
Snappy Quick Change Chuck saves time when switching from countersinks to driver bits with 1/4" hex shank ends. Bits are securely locked in the drive channel with a hardened chromium steel ball, not a flimsy wire lock. To release, pull back and it's ready for the next bit. Fits 3/8" and larger drill chucks.