This range of highly versatile drill bits uses sharp tips and high-quality, geometric design to accurately drill into tough materials such as tile, granite, concrete, metal, brick and wood. The bit is made from optimised carbide, providing excellent stability and durability. The bit is a cylindrical shank compatible with three-jaw drill chucks. Features and Benefits Up to 5 times more precise than a standard drill bit Consistent, accurate drilling in a variety of materials Cylindrical shank compatible with three-jaw drill chucks Durable and stable, with centring geometry eliminating skidding Supplied in a plastic case for easy storage and organisation Contents BCH2800646H - 1 x 5.5mm, 1 x 6mm, 1 x 7mm, 1 x 8mm BCH2800648H - 1 x 5mm, 1 x 5.5mm, 2 x 6mm, 1 x 7mm, 1 x 8mm, 1 x 10mm BCH2800650H - 1 x 5.5mm, 1 x 6mm, 1 x 7mm, 1 x 8mm Material Applications Tile Granite Concrete Metal Brick Wood