
Fitment: CAT40 ER16 Collet Chuck Set 4PC 2×2.76" 2×4" Projection G2.5 25K RPM Description: Package includes: 2PC CAT40 ER16 collet chucks with Projection 2.76" and 2PC CAT40 ER16 collet chucks with Projection 4". Balanced to G2.5 @20,000 RPM Tested T.I.R: 0.0001" Draw Bar Thread: 5/8-11 Package Includes: 1* CAT40-ER16 COLLET CHUCKS short & long 0.0001 Runout--TOTAL 4 CHUCKS-Tool Holder Brand findmall MPN 1146106 Type Collet Chuck UPC Does not apply Balanced G2.5 20,000 RPM Tested T.I.R 0.0001" Draw Bar Thread 5/8-11 Warranty 1 Year .