#7 square screw extractor. removes bolt or screw size 7/8". use drill size 9/16".screw extractors are used when a screw or bolt has broken off while still in the fastening hole. ideal for thin wall extractions. will not spread the wall as it extracts.
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