Union Tool Carbide End Mill Tapered Neck Ball R0.3 x TN Angle 1.3° x 8 HTNB20060803 1 piece

Catalog number: HTNB20060803 Features: ●Improved tapered neck shape provides high rigidity. ●Uses HM coating that provides outstanding heat resistance and lubricity. ●Can cut high-speed steel of 65HRC. ●Unprecedented long life. ●High R accuracy of ±0.005, outer diameter tolerance of 0/-0.015. Applications: ●Cutting materials: Hardened steel (up to 55HRC) (up to 60HRC) (up to 65HRC), pre-hardened steel, copper (wet cutting recommended), carbon steel, alloy steel, cast iron. Specifications: ●Ball radius (mm): 0.3 ●Neck length (mm): 8 ●Blade length (mm): 0.48 ●Total length (mm): 50 ●Shank diameter (mm): 4 ●Surface treatment: HM coating ●Twist angle 30° ●HARD MAX coating Material/Finish: ●Ultrafine particle alloy (Super MG) Note: ●Shank taper angle is a guideline. ●If interference with the workpiece is required, be sure to measure it and confirm. ●Please be careful of contact between the shank and the workpiece.