Multi Head Screwdriver Bit Set: 32PCS-2inches(SQ1/SQ3*2;PH1/PH3/SQ2/ T20/T25*4;PH2*8) and 1pc impact bit holder,they're all have a customized Soft Base.
Impact Bit Tips: Impact Shock Absorbent Zone stands up to impact drivers. It can be handled a new generation of higher torque impact drivers
S2 Alloy Steel: it owns the features of high hardness and good toughness and resistance through strictly heat treatment, durable and suitable for any industrial use
Precision Tips Head: deliver a better fit and less cam-out, each edge can accurately lock the screw, stabilizes without slipping and improves work efficiency. Avoid damaging the screw and screwdriver head
Wide range of uses: Made to fit 1/4 In. hex impact drivers drill screw bit set is not only work with impact driver, but also magnetic screwdriver bit perfect for any regular drill, electric,hand screwdrivers and more