MT4 17 PIECE ER-40 SPRING COLLET CHUCK SET (3900-0504)

ER-40 MT4 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. 5/8"-11 drawbar end thread on the collet chuck. Shipping Weight: 12.6 lbs