General description The Einhell Premium KWB 40 Piece Drill Bit Set is a versatile collection designed for a wide range of applications. It includes various types of bits suitable for drilling into wood, metal, and masonry, making it an essential addition to any tool arsenal. The set comes in a practical storage box that keeps all components organized and easily accessible. Technical specifications Includes 16 x 25 mm bits made of grey sandblasted S2 steel Quick-change bit holder: 60 mm, made of carbon steel 5 x socket sizes: 5 mm, 6 mm, 8 mm, 10 mm, 13 mm, made of CV steel 8 x metal drill bits: 2 x 3 mm, 2 x 4 mm, 2 x 5 mm, 2 x 6 mm 5 x stone drill bits: 3 mm, 4 mm, 5 mm, 6 mm, 8 mm 4 x wood drill bits: 4 mm, 5 mm, 6 mm, 8 mm Countersink: 12 mm, made of grey sandblasted carbon steel Storage box dimensions: 18.0 x 18.5 x 4.2 cm Compatibility and accessories Compatible with all common drill chucks and bit holders in commercially available cordless screwdrivers and drills Includes a