Differrent Length 2 inch, 4 inch and 6 inch for Multi Use
DURABILITY: bits made of high quality chrome vanadium steel for strong hardness that reduce wear-outs and insure longevity,
Bits Made of High Grade S2 CV Steel for Long Life
PRECISION BITS: precisely and automatically machined bit tips to ensure accurate size, chamfered bit ends insert smoothly into fasteners and protect both bits and fasteners from damaged edges