S2 tool steel with black oxide coating • Resists corrosion and provides extra durability for longer life • Super strong construction absorbs impact and withstands the high levels of torque needed in impact drivers • Set contains: - 29 impact insert bits (25mm) - 7 impact power bits (50mm) - 5 impact power bits (89mm) - 1 impact magnetic bit holder, with 2 rings (54mm)
