Offset combination spanners have an elliptical pattern and are forged from Chrome Vanadium (31 Chromium-vanadium steel 3) steel Spanners feature a super drive broach reducing corner rounding and applying more torque Fully heat treated to 42-48 Hardness Rockwell C for increased work life Rust proof satin finish Size stamped on both ends for easy identification Available as loose or in sets packed to heavy duty terylene pouches What’s in the box 1 x Groz Spanner ...Combination 13mm
