made of 45carbon steel, drop forged, balck finished Slogging Open Wrench, 45Carbon steel, Finish: Black & Chrome Plated . Size from 27mm--100mm Slogging open Wrench. Slogging Ring Wrench, 45Carbon steel, Finish: Black & Chrome Plated . Size from 27mm--100mm Slogging Ring Wrench. hammer wrench