OGH1154: Features: -Drill stop set.-Used for depth control when drilling.-For use on twist and brad point drill bits.-Cold rolled steel.-Carded. Includes: -Set includes 3/16'', 1/4'', 5/16'', 3/8'', 7/16'' and 1/2'' drill stops.-Includes hex wrench and reusable snap blister. Color/Finish: -Black oxide finish.