ITEM NAME:Red Rubber Coated Black Precision ER-25 Collet Wrench CNC Milling I6Z4 Red Rubber Coated Black Precision ER-25 Collet Wrench CNC Milling I6Z4 Used widely for tightening and loosening screws and nuts. Built in a hanging hole. Product Name : Collet Chuck Wrench; Material : Rubber, Metal Fit for : for ER25 Clamping Nut; Color : Black, Red Opening Size : 37mm / 1.46"; Total Size : 21.5x 6.2 x 0.6cm / 8.5" x 2.4" x 0.23" (L*W*T) Weight : 266g Package Content : 1 x Collet Chuck Wrench Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.