#8 Spiral Screw Extractor

#8 spiral flute screw extractor. Removes bolt or screw size 1-1/8"-1-3/8". Removes pipe 3/4". Use drill bit size 13/16", suggested left hand cobalt drill bits. Screw extractors are used when a screw or bolt has broken off while still in the fastening hole. Aggressively removes bolts and screws.