Extension Rod Collet Block Chuck Holder Motor Shaft for Deep Hole Processing Tool Milling Machine OOTDTY   100% brand new and high quality Features: 1. ER straight-type chuck extension handle has long handle, suitable for deep hole processing. 2. This can reduce the use of tools, reduce costs and increase efficiency 3. Accuracy grinding can eliminate the outer diameter of the rod and the imbalance of the rod and improve the stability of the cutting. 4. Great workmanship, perfect replacement for the old or broken one. 5. It is a special shaft for motor spindle, easy to install. 6. Made of hard tool steel, the surface hardening process increases the hardness of the object, and it is not easy to deform after long-term use. Can replace extension rod. Milling machine chuck extension only,other accessories demo in the picture is not included Specification: Material: Tool Steel Size: app.6.8x5x5cm/2.68x1.97x1.97in Color: As the pictures shown Optional Style: A(Square collet block), B(Hex collet block ) Quantity: 1 Pc Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Contents: 1 x Milling machine chuck extension