▲ 【HIGH PRECISION & HIGH HARDNESS 】20 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 】20 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】 3" Long, Hex Head Allen Wrench Drill Bit Set can be used with electric screwdrivers, hand screwdrivers, electric drills, combination general purpose tools and any standard drill.Used in automobiles, repairs, trucks, engines, motorcycles, computers, cable boxes, toys, interiors, dashboards, appliances and consumer electronics.