5C 5" Collet Chuck Plain Back. Can Use Any Size 5C Collet. Round Collet: 1/16 ~ 1-1/8". Hex Collet: 1/8" ~ 7/8". Square Collet: 1/8" ~ 3/4". Should Be Used With Back Plate (Adapter) To Connect With Your Specific Lathe Spindle.
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