Makita B-39182 Impact Gold Xtreme Torsion PZ2 Bits 50mm x 1/4\" Pack of 2 Makita Impact Gold bits are made from high strength Tarata Steel and deliver 12x longer life than a regular screw bit, meaning less chance of breakage during the most vigorous of impact applications. FEATURES Superior manufacturing and robust Tarata Steel 12-times longer bit life and superior fitment 50mm long PZ2 bits with 1/4\" hex shank SPECIFICATION Weight: 0.1kg Pack quantity: 2 Bit length: 50mm Shank: 1/4\" Hex Head: Pozi (PZ2)