Conforms to DIN 3113B
Offset combination spanners are cold stamped from Chrome Vanadium (31CrV3) steel
Fully heat treated to 42-48 HRC for increased work life
Wrenches feature a super drive broach reducing corner rounding & applying more torque
Elliptical pattern wrenches have a rust proof satin finish
Size stamped on both ends for easy identification
Available as loose or in sets