ER-40 NMTB #30 17 PIECE SPRING COLLET CHUCK SET (3900-5301)

ER-40 #30 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. Drawbar end thread is 1/2"-13. Shipping Weight: 12.6 lbs