20
Ideal for common drilling tasks in wood, metal and masonry, this 18 piece drill bit set is supplied in a durable metal case for storage. Contents • HSS Drill Bits 4, 5, 6, 7, 8, 10mm • Wood Drill Bits 4, 5, 6, 7, 8, 10mm • Masonry Drill Bits 4, 5, 6, 7, 8, 10mm.