ER11A 70 CNC Tool Holder With Wrench, Pro Grade High Precision Milling Arbor For Lathe And CNC Machining, 0.005mm Concentricity Accuracy, 1-7mm Clamping Range, Durable Toolholding For Tight Tolerance Jobs
✔️ 0.005mm concentricity accuracy with 1-7mm ER11 clamp range
The tool holder is a precision milling arbor designed to fit CNC machines and lathes, delivering stable tool seating for high-tolerance machining in manufacturing environments. The complete package includes a wrench and storage box for tidy setup.
✅ 0.005mm concentricity accuracy
✅ ER11 chuck with 1-7mm clamping range
✅ 70mm working length with integrally formed structure
✅ 7:24 BT40 taper compatibility
✅ 10000rpm speed rating
✅ Made from 20CrMnTi steel with carburizing and quenching (>HRC56)
✅ Includes tool holder, wrench, and storage box
💡 What is a handy use for a CNC tool holder in precision milling? It helps lock cutting tools steady and aligned for tight tolerance jobs. - reduces runout and improves surface finish - BT40 taper compatibility broadens tool choices - ER11 clamp range 1-7mm supports quick tool changes - 70mm length boosts rigidity in small to mid-size machines
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