This Clarke 21 piece set includes a range of extra tough, durable drill bits that range from 1.5mm to 9.5mm in size, providing the user with great versatility to tackle a wide range of differing tasks. This set is supplied in a durable, unique storage case that folds back to provide easy access to the bits. The full list of drill sizes: 1.5, 2, 2.5, 3, 3.2, 3.5, 4, 4.5, 4.8, 5, 5.5, 6, 6.5, 6.8, 7, 7.5, 8, 8.5, 8.8, 9, 9.5mm
