Description
1. 15pc ER40 collet set : 1/8″ – 1″ by 16th (1/8″, 3/16″, 1/4″, 5/16″, 3/8″, 7/16″,1/2″, 9/16″, 5/8″, 11/16″, 3/4″, 13/16″, 7/8″, 15/16″, 1″)
2. All collets are made of high quality alloy spring steel 0.0005″ accuracy
3. Rear Thread is 7/16″ – 20
4. Hardened and precision ground
5. 1pc R8-ER40 collet chuck, 15PCS ER40 collets, 1pc ER40 spanner
6. Fitted plastic case
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