ER-11 1/2" STRAIGHT SHANK SPRING COLLET CHUCK SET (3900-1172)

ER-11 1/2" Straight Shank 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. The shaft is 5-3/4". The overall length is 7". Shipping Weight: 1.8 lbs