Description:

"CNC Tooling" Brands---The Best Quality on The Market---Sold Many Thousands to Distributors to put on famous labels.

*This set including:

 3 pcs CAT40-ER20 collet chucks,  4"  longer gage length.

Precision Dynamic Balanced to G6.3/12000RPM

Real measurement over 15000RPM

0.0001" Runout

Free shipping in USA mainland.