▲ 【HIGH PRECISION & HIGH HARDNESS 】 10 Piece Hex Head Allen Wrench Drill Bit Set. Crafted and Designed with Heat-treated S2 alloy steel bits for increased torque and unmatched hardness. The results of tests show that the maximum torsion force of bits are 180-200N and the hardness of bits are 60±2HRC. The high torsion and proper hardness avoid the bits break and wear.
▲ 【MAGNETIC & ANTI-RUST 】 10 pieces of bits are magnetic tips so they can hold screws easily.Complete rust and corrosion resistance with fully polished, Chrome plated mirror finish bits treatment.
▲【WIDE RANGE OF USES】 Hex head allen wrench drill bits can be used electric screwdrivers, hand screwdrivers, electric power drills and impact drivers.Multiple hex head sizes ensure that you have the right fitting drill bit for any job.