7 PC (5C) Round Smooth Collet Kit: Size Range, 1/4" thru 1" by 1/8" Increments.
15 PC (5C) Round Smooth Collet Kit: Size Range, 1/8" thru 1" by 1/16" Increments.
17 PC (5C) Round Smooth Collet Kit: Size Range, 1/16" thru 1" by 1/16" Increments.
24 PC METRIC (5C) Round Smooth Collet Kit: Size Range, 3MM thru 26MM.
33 PC (5C) Round Smooth Collet Kit: Size Range, 1/16" thru 1-1/16" by 1/32" Increments.
65 PC (5C) Round Smooth Collet Kit: Size Range, 1/16" thru 1-1/16" by 1/64" Increments.