How big is the screw hole at the back of the torch chuck? Is it a rebound?
Screw head, some cross flower, six angle, etc.. Generally, the thread is covered with a lock gum.If you want to remove it, it should turn clockwise.
Usually around M5 or M6.If the chuck is to be assembled, stop the spindle from turning, and some have a rectangular edge that clamps the parallel edge with a thin, corresponding opening.
The bore of the torch chuck is a thread free bore with a degree of indentation. It is tight fit and not spinning!The drill chuck is in threaded buckle! Commonly used electric hand drill bit within 6 mm diameter 8 mm individual chuck Cocker!! 12-16 mm drill!The hole on the side of the chuck is the drill bit, the key, the axle hole, and no thread!
