... steel,,iron ally,hard metal. 3Tolerances:+/-0.5% of dimensions. Electric power tool made by process of metal injection molding. 2 ... Germany and Japan..4.High precision.5.Complicated shape.6. Range of weight: 0.1-250 gram.7. Tolerance:+/-0.5 ... , high final properties, and net-shaped products from a wide range of materials such as tungsten, carbon steels, low alloy steels ...