Swedish pipe wrench Feature: Forged, hardened, temper and heat-treated high carbon steel jaw. Forged high carbon steel and steel sheet handle Machined mill teeth Jaw hardness 52-57hrc Art No Specification Grip Capicity 533001 1" Dia. 33mm 533012 1-1/2" Dia. 48mm 533002 2" Dia. 60mm Quality Guarantee For more informaiton, please mail us or call us, we will give our professional reply.