4Pcs BT40 ER20 COLLET CHUCK 2.75/70mm GAGE LENGTH---4 CHUCKS Tool Holder Set. 4Pcs BT40 ER20 COLLET CHUCK. Concentricity/runout less than: 0.0001/0.003mm. Alloy steel hardened to 50-52 rc.
Works on all BT40 machines. Collet chuck accepts all ER20 collets. Coolant flows through tool holder. 70mm Gage Length, Hex Nut (included).Balanced to 25,000 RPM at G2.5. 0.0001 runout from taper to pocket.
Taper ground to AT3 standard. Feedback is very important to us.
It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount.
Due to time zones, our reply to your questions may not be immediately. If it's non-workdays, please kindly be patient and wait till Monday. The item "4Pcs BT40 ER20 COLLET CHUCK 2.75/70mm GAGE LENGTH-4 CHUCKS Tool Holder Set" is in sale since Wednesday, March 17, 2021. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Toolholding\Other Toolholding".
The seller is "shenzhenwupeng-3" and is located in Rowland Heights, California. This item can be shipped to United States.