
CNC Machine 4 Flutes Full Teeth High Hardness Carbide HRC 70 Machine Tool Cutting Tool End Mill. Ultra-Hard Material: HRC 70 hardness suitable for hardened die steels and high-strength alloys. High-Quality Coating: Balzers DR coating provides excellent wear and oxidation resistance. Optimized Flute Design: U-shaped flute ensures large chip evacuation and reduces cutting load. Precision Manufacturing: Ultra-fine grain tungsten steel with full polishing and passivation treatment. OEM/ODM Service: Customized tools available based on customer design drawings. Fast Response Time: Inquiries typically replied to within 12 hours. Experienced Manufacturer: Professional precision tools manufacturer with over 30 years of experience. Flexible Lead Time: Mass production takes 10-15 days depending on order quantity.