A 90° Countersink designed for chamfering standard fastener holes and removing burrs. Improved performance when machining for long periods at high speed. Taper shank design allows it to be held directly in the spindle. TiN Coating improves performance and extends tool life. Suitable for many materials. Specifications Shank: Morse Taper Shank Length chip flute - millimeter (LCF): 15.5mm Cutting diameter step - millimeter: 3.8mm Hand (Cutting direction): Right Flute count (NOF): 3 Point Angle (SIG): 90° Basic standard group (BSG): DIN 335 D Material code (BMC): High Speed Steel Alt Part Number (Material ID): 5973321 Material Application Priority Usage: K - Cast Iron, N - Non-ferrous metals, P - Steel and cast steel Package Quantity: 1 Country of origin: France Sellable Unit Weight: 171g Package Dimensions: 30 x 112 x 30mm Coating: TiN Brand: Dormer