Extra wide 3" band for better grip and reduced canister damage. Fits sizes 4-3/8" x 5-1/4" (110 to 130mm). For use with larger hard to remove oil filters. For use with a 1/2 inch square drive tools. Designed for the high torque requirements of truck filters Heavy duty oil filter wrench with wide band fits sizes 4-3/8" x 5-1/4" (110 to 130mm).