BT30 - ER16-70 Steel High Speed Collet Chuck CNC Mill Holder, Carbon Steel Mill Holder for 10000rpm Machining with Low Wind Resistance Nut and Stable Precision

Features:1. Made of steel material for long service life2. Small body and it has stable performance3. The nut is designed with no wind resistance to ensure more stable machining at high speed.4. It has high heat strength and oxidation resistance, strong toughness and super wear resistance.5. The close cooperation of the cutting force of the tool on the workpiece to the guide column reduces the resonance and makes the machining accuracy more stable. Specification:Condition: 100% Brand NewModel: BT30-ER16-70Material: 20CRMnTiStandard Speed: 10000rpmHardness: >HRC56D°Accuracy: Carburizing Depth: >0.8mmOverall Clamping Jump: less than or equal to 0.005umRoundness: Surface roughness: >0.8mmL1 Length: Approx. 70mm / 2.8ind1 Length: Approx. 28mm / 1.1inPackage List:1 x Holder

• High-Speed Stability: The BT30-ER16-70 steel high speed collet chuck CNC mill holder features a low wind resistance nut design that ensures at up to 10000rpm, minimizing vibration and enhancing machining accuracy during high-speed operations.
• Durable Construction: Made from carbon steel, this CNC mill holder delivers strong toughness, excellent wear resistance, high heat strength, and oxidation resistance, ensuring long service life even under demanding industrial conditions.
• Precision Machining Support: This mill holder is ideal for CNC milling machines requiring consistent accuracy; its tight fit between tool cutting force and guide column reduces resonance, making it perfect for metalworking shops and precision engineering tasks.
• Premium Material Quality: The carbon steel used in this collet chunk provides superior mechanical properties, maintaining structural integrity and dimensional stability during extended use, which is essential for reliable and repeatable machining results.
• Compact and Efficient Design: With a small body profile and optimized geometry, the BT30-ER16-70 CNC mill holder fits seamlessly into tight tooling setups while delivering robust clamping force and smooth operation for ER16 collets in high-speed applications.