Makita's Impact Black series is designed for use with impact drivers and this accessory kit includes impact rated drill bits, screwdriver bits, nut drivers and bit holders. Features and Benefits • Black coating to prevent rust • Pack Quantity: 33 • Steel construction for the ultimate strength and durability • Includes a Screw guide to help keep the screws perfectly aligned • Slide and Lock carry case • Shank Size: 1/4" Hex Contents • 1 x 25mm PH1 Screwdriver Bit • 3 x 25mm PH2 Screwdriver Bit • 1 x 25mm PH3 Screwdriver Bit • 1 x 25mm PZ1 Screwdriver Bit • 3 x 25mm PZ2 Screwdriver Bit • 1 x 25mm PZ3 Screwdriver Bit • 1 x 25mm T15 Screwdriver Bit • 2 x 25mm T20 Screwdriver Bit • 2 x 25mm T25 Screwdriver Bit • 1 x 25mm T30 Screwdriver Bit • 1 x 50mm PH2 Screwdriver Bit • 1 x 50mm PZ2 Screwdriver Bit • 1 x 50mm T15 Screwdriver Bit • 1 x 50mm T20 Screwdriver Bit • 1 x 50mm T25 Screwdriver Bit • 1 x 50mm T30 Screwdriver Bit • 1 x 2.5mm Hex Shank HSS Drill Bit • 1 x 3mm Hex Shank HSS Dril