INSTALLING A NEW DRIVE GEAR ON A ROTARY DRYER. A NEW SPRING CLIP WAS WELDED TO THE SHELL TEMPORAILY WHEN EE ATTEMPTED TO LOOSEN A MOUNTING BOLTIN THE CLIP, THE WELD BROKE & THE SPRING CLIP ST RUCK EE HAND BREAKING HIS FINGERS. THE SPRING MOVED ONLY 3/8"" OF AN INCH