Shars 13PCS 1/8 - 3/4 ER32 Spring Collet Chuck Set R8 Shank New #[
1 PC of R8 ER32 Collet chuck. 1 PC of ER32 Collet Wrench. 11 PCS ER32 Collets Size Included: 1/8" 3/16" 1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 11/16" 3/4". R8 drive slot is precision mill finished to give a tight fit into the R8 spindle.