INTRODUCTION CAMFIX Chucking Instructions diameter of the shank is smaller than the CAMFIX Please be careful when clamping cylindrical shank through hole, it may penetrate into the drawbar cutting tools into CAMFIX holders such as ER mechanism area and prevent proper clamping. collet chucks or EM holders. In cases when the CAMFIX DIN 26623-1 Preset screw Locking jaws are not located correctly Face contact Locking jaws No face contact ✔ ✘ Correct clamping Wrong clamping Use a preset screw to prevent the cutter shank from The cutter shank enters into the locking mechanism entering into the clamping mechanism zone, so the zone, preventing the drawbar locking jaws to drawbar locking jaws can function correctly. reach their correct clamping position. In order to prevent too deep insertion of the cutting tools, the short length ER16, 20, 25, 32, 40 collet chucks and EM 6-50 mm endmill holders are equipped with permanent stoppers. Stopper washer ER chucks A special washer is installed as a permanent stopper. 883