The BlueSpot Tools Countersink Bit Set contains the most popular sizes. Made from heat-treated carbon steel for strength and durability. Suitable for all hand and power drills with a 1/4in hex bit holder.
Sizes: 12mm, 16mm and 19mm.
The IRWIN® SDS Speedhammer Plus Drill Bits are designed for SDS drilling. They drill exceptionally fast into brick, block, masonry, concrete and granite.
1.00mm OL:34mm WL:12mm. The Faithfull Professional Pre Pack Metric HSS Jobber Drill Bits are designed to meet the requirements of the professional user, these pre-packed drills are manufactured from M2 grade steel and are fully ground to meet the standard of DIN 338 and feature a 135° non-slip split point.