Blue Spot Tools Countersink Bit Set 3 Piece B/S20310

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. Please Note: Suitable on Woods Only & Not Metal.