handgrip,
handle,
grip,
hold the appendage to an object that is designed to be held in order to use or move it; "he grabbed the hammer by the handle"; "it was an old briefcase but it still had a good grip"
doorhandle,
doorknob a knob used to release the catch when opening a door (often called `doorhandle' in Great Britain)
knob -
an ornament in the shape of a ball on the hilt of a sword or dagger