ER20 Collet Chuck Motor Shaft Extension Rod Spindle Collet เครื่องกลึงโลหะภายใน 8MM 10MM 12MM 14MM 16MM Milling Boring
(3)When changing the tool.Loosen the nut and it shall bring out the collet and the cutter together.And then draw the cutter out push out slightly the collet in the offered direction,it shall be teady for any change of the cutter.