High-Precision Diamond Boring CNC Blade – CCMT09T304-HM / CCMT09T308-HM (YBC251/252)

Unmatched Durability:
Engineered with premium-grade carbide substrate and advanced diamond coating for extreme wear resistance, ensuring extended tool life even in high-speed, heavy-duty machining.
Ultra-Sharp Cutting Edge:
Micro-grain polished geometry delivers flawless surface finishes, minimizing burrs and reducing secondary finishing work for precision components.
Versatile Performance:
Optimized for stainless steel, cast iron, and hardened alloys in automotive, aerospace, and mold-making industries. Ideal for boring, turning, and fine finishing operations.
Heat & Friction Control:
Proprietary HM (High Metal) coating technology dissipates heat 30% faster, preventing edge deformation during prolonged use.
Global Bulk Supply Advantage:
Direct factory pricing with wholesale quantities available—no middlemen, guaranteed lowest rates worldwide.
Trusted Consistency:
Rigorous ISO-certified manufacturing ensures every insert meets exact tolerances (±0.002mm) for repeatable accuracy. Upgrade your CNC efficiency—order today for bulk discounts on professional-grade cutting tools.