TIMCO X6 28pc Impact Bit Set - 28pc Comprehensive mixed set of 27 commonly used 25mm impact resistant bits with 1x 60mm magnetic bit holder. Packed in a shock resistant case which will withstand the toughest of working environments. Cordless: N Dimmer Switch: N Laser Guide: N Safety Catch: N Formulated to absorb the torque peaks of highly powered impact tools Newly developed heat treatment process for longevity and performance Bit hardness is reduced at the body to withstand high loads Black phosphate finish for enhanced corrosion resistance