ER11A 70 CNC Tool Holder For Pro Grade High Precision Milling Arbors With 0.005mm Concentricity And Carburized 20CrMnTi Steel For Durability, Wrench Included, Ideal Lathe And Machining Center Accessory For Tight Tolerances
✔️ 0.005mm concentricity, carburized 20CrMnTi steel, 10,000 rpm max
This high-precision BT40-ER11A-70 tool holder is built for CNC milling centers, lathe operations, and machining centers, providing reliable clamping and tool changes in tight-tolerance setups.
✅ ER11 chuck with 1-7 mm clamping range
✅ Integrally formed design with inner hole ground for accuracy
✅ Carburized 20CrMnTi steel with >HRC56 hardness for durability
✅ 7:24 taper interface for secure power transmission
✅ Max speed 10000 rpm
✅ Complete package includes: 1 tool holder, 1 wrench, 1 storage box
💡 What is a BT40 ER11A-70 tool holder used for in precision CNC milling applications? This handy mounting solution helps secure tooling with tight tolerances on CNC machines.
- 0.005mm concentricity for tight tolerance CNC milling
- 7:24 BT40 taper delivers reliable power transmission and rigidity
- ER11 chuck clamps 1-7 mm tools with durable 20CrMnTi steel