Impact Black 36 piece screw bit set for drivers. Set contains 30 Impact Black screw bits, E-form nutsetters and a magnetic E-form 1/4" Hex bit holders. Complete with a clear cover case. 24 x 25mm screw bits: PH1, 4 x PH2, PH3, PZ1, 3 x PZ2, PZ3, T10, T15, 3 x T20, 3 x T25 and 2 x T40, 8 x 50mm screw bits: 2 x PH2, PZ2, 2 x T20, 2 x T25 and T30, �� hex 60mm magnetic bit holder, 3 x E-Form nutsetters: 8, 10 and 13mm What is Makitas Impact Black Range? Makita has launched its latest accessory series for its impact drivers � Impact Black. A high durability range suited for professional use, all components can be recognised by a unique black coating designed to prevent rusting and ensure longevity. Makita have developed a Impact Black range to support professional users who require extremely durable accessories to complement the tools they use on a daily basis. The new black coating on the surface of the Impact Black range prevents rusting and corrosion, strengthening the durability of each component. Impact Black screw bits are 20% more durable than a standard screw bit � ensuring they last longer and subsequently lowering ongoing maintenance and replacement costs.