Crafted for the extraction of damaged studs, bolts, socket screws, and fittings.
Features an aggressive left-handed spiral design for enhanced gripping strength.
Spiral flutes are designed to embed deeper as resistance builds, boosting grip.
Each tool is marked with its extractor size and the corresponding drill bit size.
"This set contains spiral flute screw extractors in sizes EX-1 through EX-5, with drill bit sizes of 5/64", 7/64", 5/32", 1/4", and 19/64", all housed in a metal index case."