50mm Hex Allen Key Impact Driver Screwdriver Bits 125mm

Industrial Grade Material These hex bits made of high-quality S2 alloy steel with a special heat treatment process, increased torque and unmatched hardness. The black phosphate treatment on the surface of the drill bit can effectively prevent it from being corroded and rusted. High Precision Adopting CNC precision processing technology to ensure the accuracy of the product. The drill bits can withstand the instant impact of large torque pneumatic tools, greatly improving the service life. | SPETLEK 50mm Hex Allen Key Impact Driver Screwdriver Bits in Orange | Size: 125mm