Constructed from heat treated S2 special steel for durability and longer service life 87 impact black bits with lengths of 25mm and 50mm Precision made tips to ensure a perfect hold 1/4" hex shank Contains 25mm bits: PH1 x 5, PH2 x 10, PH3 x 5, PZ1 x 5, PZ2 x 10, PZ3 x 5, TX15 x 6, TX20 x 6, TX25 x 6 and TX30 x 6 50mm bits: SL5.5, PH1, PH2 x 4, PH3 x 2, PZ1, PZ2 x 4, PZ3 x 2, TX15 x 2, TX20 x 2, TX25 x 2 and TX30 x 2 6mm magnet nut runner Magnetic bit holder, Weight: 2.04368516874 Pounds, Manufacturer: Makita