CAT40 ER16 Collet Chucks 5 Pcs w Proj. 2.76"-6" Balanced G2.5 @20,000 RPM Prime

Package includes: 2PC CAT40 ER16 collet chucks with Projection 2.76"; 2PC CAT40 ER16 collet chucks with Projection 4", and 1 PC CAT40 ER 16 collet chuck with Projection 6". Balanced to G2.5 @20,000 RPM Tested T.I.R: 0.0001" Made of Prime Quality alloy steel and hardened to HRC 60-62. Color: Silver