The metal composition has been designed to handle the most demanding impact driving applications, optimum durability and unbeatable break resistance. Size:PZ3. Sold in a quantity of 10 in a pack. Shank type: Hex
? Torsion zone has been specifically designed to withstand the sudden rotational and downward forces
? 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