... mechanics, button-type drills and jagged bits, screw taps, milling cutters, broaching tools, piercing punches, ejector pins, twist drills, punches and ... , metal cutting saws, axles and shafts, toothed drills, scraping tools, gear cutters, mortice, wood chisels, guide rods. Heat Treatment:Annealing: 710 - 750 ...