#1 square flute screw extractor. removes bolt or screw size 3/16-5/16". use drill size 9/64", left hand cobalt drill bit suggested. aggressively removes bolts and screws. screw extractors are used when a screw or bolt has broken off while still in the fastening hole.
WARNING: This product and the dust created by its use may contain chemicals, including lead, known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov