ER-16 3/16″ Spring Collet ~ Range of collet is .16-.20. ~ Made of high grade tool steel. ~ Hardened and precision ground. ~ Meets or exceeds Federal specifications. ~ Major diameter is .670″. ~ Overall length is 1.052″. ~ Collet must be placed into collet chuck nut before inserting into collet chuck. Made of high grade tool steel. ~ Hardened and precision ground. Meets or exceeds Federal specifications. ~ Range of collet is .16-.20. Major diameter is .670″. Overall length is 1.052″. Collet must be placed into collet chuck nut before inserting into collet chuck.
