T type hex wrench 45#carbon steel drop forged for handle chrome vanadium steel for the torque wrench T Type WrenchMaterial:45# Carbon steel or CRVSize:6,7,8,9,10,11,12,13,14,15,16,17,18,19MMSurface:Chrome plated, black coating Item NoSizepct/ctn0066mm1000077mm1000088mm1000099mm10001010mm10001111mm10001212mm10001313mm10001414mm10001515mm8001616mm8001717mm8001919mm80 T type wrench