General description Makita's 36 Piece Impact Black Screwdriver Bit Set is designed for impact drivers, featuring a high durability range suited for professional use. The set includes a variety of screw bits and nutsetters, all recognized by a unique black coating that prevents rusting and enhances longevity. Technical specifications Set includes 30 Impact Black screw bits and 3 E-form nutsetters 24 x 25mm screw bits: PH1, 4 x PH2, PH3, PZ1, 3 x PZ2, PZ3, T10, T15, 3 x T20, 3 x T25, 2 x T40 8 x 50mm screw bits: 2 x PH2, PZ2, 2 x T20, 2 x T25, T30 ¼” hex 60mm magnetic bit holder 3 x E-Form nutsetters: 8mm, 10mm, and 13mm Other information Complete with a clear cover case Impact Black screw bits are 20% more durable than standard screw bits