Made from 1095 steel and colour coded with red ends. Tough hardening quality affords optimum response to heat treatment and provides toughness and maximum wear resistance in service. High carbon content allows it to be used without heat treatment for many maintenance applications. Fine grained, electric furnace melt, commercial grade tool steel. Most popular, versatile and least expensive type. Precision Brand Drill Rod rounds are made of annealed, ground and polished, general purpose tool steel. They are used for punches, tools and dies, drills, taps, arbors, roller bearings, dowel pins and a variety of machine parts where high strength and long life are required. Excellent finish, strength and machineability make drill rod ideally suited for power drive shafts and applications where accuracy and straightness are required.