3/4" EMT IDEAL® Ductile Iron Conduit Bender Head. Features: • Ductile iron construction for added durability • Heat-treated for extra strength -- reinforced at stress points for longer life • Precision-located degree a scale, star, arrow and rim notch for perfect bends every time • Markings raised and cast into bender body on both sides for easy visibility • Deeply serrated step helps prevent slippage when applying maximum leverage • Grooved internal hook surface helps prevent conduit from slipping • Flat hook surface provides stable starting point • Lifetime replacement guarantee