ER-40 MT3 17 Piece Spring Collet Chuck Set ~ High precision collet chuck system suitable for all milling and drilling applications. ~ Unique self-releasing system. ~ Wide holding range. ~ Accuracy to .0005″. ~ Comes with a fitted case. ~ Collet Sizes are: 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″. ~ Drawbar end thread is 3/8″-16. High precision collet chuck system suitable for all milling and drilling applications. Unique self-releasing system. Wide holding range. Accuracy to .0005″. Comes with a fitted case.
