Machine tools, namely, jigs for use in the precision clamping of work pieces; Dies for use with machine tools; Milling cutters being machine tools; Metalworking machine tools; Thread milling cutters being machine tools; Machine tool holders; Metal clamps used for holding piece parts on machine tool tables; Power operated metalworking machine tools, namely, milling tools; Taps being machine tools; Machine tools, namely, clamps for use in the precision clamping of work pieces