HHIP 3900-5210 ER-25 Spring Collet, 1/16"
ER-25 1/32" Spring Collet ~ Range of collet is .04-.08. ~ Made of high grade tool steel. ~ Hardened and precision ground. ~ Meets or exceeds Federal specifications. ~ Major diameter is 1.020". ~ Overall length is 1.390". ~ Collet must be placed into collet chuck nut before inserting into collet chuck.