For CNC Tool Milling Lathe Tools Collet Chuck Holder Accuracy Drilling High Accuracy Engraving 40cr Hardness

Features:
The handle has stable performance and long service life, after heat operation has been greatly improved in hardness handle.
Advanced production technology to ensure the accuracy of the handle, to meet your requirements in high precise machining.
Chuck holder is stable using life, advanced vacuum quenching furnace to achieve carbon and nitrogen Co doped increase the hardness of the handle.
The life rate is high, and the cost can be reduced.
It's suitable for drilling, milling, engraving, high accuracy, widely used in accuracy machining.