ITEM NAME:Motor shaft Collet Chuck ER20 A 8mm Extension Rod Holder tool holder CNC Mi D4Y5 Motor shaft Collet Chuck ER20 A 8mm Extension Rod Holder tool holder CNC Mi D4Y5 Application: Milling Cutter Model Number: ER20-8 Type: ER20 nut, outside hexagonal nut 34 mm maximum overall diameter Length: Handle body length 50mm, total length containing nuts 58mm Shaft hole: 8mm (+0.02mm) the need to install heating expansion Usage: The motor shaft extension rod sleeve on the motor shaft, and both sides of the screw is tightened. colour: Silver + black Material: metal Package Contents: 1 * Motor shaft tool holder
