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The Dormer P817 Bright 60° Countersink Carbide Burr (J shape) is a versatile tool designed for precision chamfering, creating V-cuts, and welding preparation across a wide range of materials. Constructed with a carbide tip and toughened, hardened steel shank, this burr offers exceptional strength and longevity. The bright finish ensures smooth operation, while the DC double cut flute style with close spaced edges enhances material removal efficiency and surface quality. Ideal for use on steel, cast steel, stainless steel, cast iron, copper alloys, high-temperature alloys, and hardened materials, this countersink burr delivers consistent, professional results for demanding machining tasks. Features and Benefits • Bright (uncoated) • Hard Material (Solid Carbide) • 60° Countersink Shape • Double Cut Geometry Specifications • Diameter Cut: 6mm • Length Cut: 4mm • Shank Diameter: 6mm • Shank: Cylindrical shank • Overall Length: 50mm • Burr Type Code: Double Cut Geometry • Material Code: Solid Carbide • Coating: Bright • Burr Shape: J - 60° 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