Bosch Countersink 8 / 10 / 12 mm Diameter Bit Set x3 Pcs 2608596667 3-piece, 50mm length countersink bit set. Each bit has a single cutting edge of 90°. The pack comes with 3x bits, diameters 8mm, 10mm and 12mm. Although designed for use on metals, these countersinks are also suitable for woods and plastics. FEATURES 3-piece countersink bit set 1 cutting edge at 90° Diameters of 8mm, 10mm and 12mm 50mm shank length Materials that can be processed: Non-ferrous metal, Ferrous metals, Synthetic material, Wood CONTENTS 1x 8mm Diameter Countersink 1x 10mm Diameter Countersink 1x 12mm Diameter Countersink