How do you remove the electric drill chuck of doctor?
Then the chuck key installed in the chuck, chuck on the line counter clockwise (Note: not to turn the key, but the key is based on spin chuck), if chuck is tight, can knock a key with a mallet or put the machine on, reverse gear, holding chuck, gently squeeze, slightly rotated. But to Caution! Protection!
You have to chuck open, can see the screws at the bottom of the inside (without screws, choose some machines) screwdriver to screw right down
