The Dormer P819 Bright 90° Countersink Carbide Burr (K shape) is engineered for precision chamfering, V-cut creation, and welding preparation across a variety of demanding materials. Featuring a carbide tip paired with a toughened, hardened steel shank, this burr is built for durability and reliable performance. The bright finish promotes smooth cutting action, while the DC double cut flute style with close spaced edges ensures efficient material removal and a fine surface finish. Suitable for use on steel, cast steel, stainless steel, cast iron, copper alloys, high-temperature alloys, and hardened materials, this countersink burr is a versatile and essential choice for precision machining tasks. Features and Benefits • Bright (uncoated) • Hard Material (Solid Carbide) • 90° Countersink Shape • Double Cut Geometry Specifications • Diameter Cut: 16mm • Length Cut: 8mm • Shank Diameter: 6mm • Shank: Cylindrical shank • Overall Length: 57mm • Burr Type Code: Double Cut Geometry • Material Code: Solid Carbide • Coating: Bright • Burr Shape: K - 90° Countersink Shape • Material Application Priority Usage: H - Hardened materials, K - Cast Iron, M - Stainless steel, N - Non-ferrous metals, P - Steel and cast steel, S - High-temperature alloys