Collet Chuck Holder 1PCS High Precision 0.003 BT30 BT40 Shank ER11 ER16 ER20 ER25 ER32 ER40 70 80 100L Tool Holder for CNC Machining Center Spindle(Dynamic Balance,BT30-ER20-100L)

Product Name: BT30 BT40 ER11 ER16 ER20 ER25 ER32 ER40 Tool Holder The BT-ER series tool holder has high precision, high efficiency and high rigidity. The quality inspection reduces the problem of defective products, thereby improving the user's purchase experience and improving the customer's work efficiency. It is made of high-quality steel and quenched to improve the hardness of the product and make the product more wear-resistant. The dynamic balance check increases the product processing rotation speed, and the cutting is sharper. Used for a variety of machining applications including boring, milling, reaming, tapping and grinding, woodworking trimming, etc.