ER40 Collet Set - 23 Piece Metric 4-26mm With Optional Holder MT4 MT3 R8

With Optional Holder MT4 MT3 R8. Collet sizes - 4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26mm. Collets close down by 1mm. Includes a handy carry-case.

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