High-Precision Micro Small Boring Cutter for CNC Turning

Premium tungsten steel construction ensures exceptional durability and wear resistance for long-lasting performance. Ultra-fine cutting edge delivers precise, smooth finishes on copper and other soft metals. Compact design ideal for intricate internal boring in tight spaces, perfect for watchmaking, electronics, and precision engineering.

Standard CNC compatibility guarantees seamless integration with most turning machines for effortless operation. Mirror-polished surface reduces friction and minimizes material adhesion during high-speed machining. Optimized chip clearance geometry prevents clogging and ensures consistent results in deep-hole applications.

Industrial-grade hardness maintains sharpness through extended use, outperforming conventional steel tools. Perfect for jewelry crafting, miniature components, and delicate instrument repairs requiring sub-millimeter accuracy. Special heat treatment enhances toughness to withstand intense cutting forces without chipping or deformation.

Cost-effective solution for mass production with superior quality rivaling premium European brands. Backed by rigorous quality control and batch testing for guaranteed dimensional accuracy. Essential tool for professional machinists, hobbyists, and small-scale manufacturers seeking reliable micro-boring performance.