Premium grade Drills are manufactured from a high grade Molybdenum high speed steel, that has high vanadium content Performance Drills are salt nitride treated, actually penetrating the tools...
Extra wide 3" band for better grip and reduced canister damage Fits sizes 4-1/8" to 4-21/32" (108 to 125mm) For use with larger hard to remove oil filters For use with a 1/2 inch square drive tools...