Precision CNC Drill Chuck – BT30/BT40/BT50 APU Self-Fasten

High-Grade Material
Crafted from hardened alloy steel for superior durability and wear resistance, ensuring long-lasting performance under heavy machining conditions.
Self-Fastening Mechanism
Features an innovative APU self-tightening design for secure grip and vibration-free operation, minimizing tool slippage during high-speed drilling or milling.
Universal Compatibility
Seamlessly fits BT30, BT40, and BT50 taper shanks, making it ideal for CNC milling machines, machining centers, and precision drilling applications.
Precision Engineering
Micro-finish grinding ensures ultra-tight tolerances (≤0.01mm runout) for flawless accuracy in metalworking, woodworking, and composite material processing.
Industrial-Grade Performance
Designed for high-torque applications in aerospace, automotive prototyping, and模具制造 (mold manufacturing), delivering unmatched stability in deep-hole drilling.
Globally Trusted Supply
Direct factory pricing with bulk discounts – the most cost-effective solution for workshops and OEM suppliers seeking premium tooling without compromising quality.