ER40 Collet 15Pc 1/8- 1 Set R8 Shank Chuck, Tools for Milling, lathe, Drilling

15pcs, 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"). 1 PC R8 Shank ER40 collet chuck.

End of R8 shank threads 7/16 x 20.

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