Air drills; Bits for power drills; Blades for power saws; Blades for power tools; Diamond-pointed metal-cutting tools; Drill bits for rock drilling; Drill chucks for power drills; Electric hand-held drills; Extensions for power drill bits; Polycrystalline diamond compact (PDC) drill bits for drilling machines; Power drill accessories, namely, non-electrical adapters for use in joining extensions and power drill bits; Power drill bit extensions; Power drills; Power operated metalworking machine tools, namely, drilling tools; Power operated metalworking machine tools, namely, milling tools; Power saw blades; Power tools, namely, countersinks; Precision machine tools, namely, hard metal tools, high speed steel (HSS) tools, carbide tools, ceramic tools, poly crystalline diamond (PCD) tools, and diamond-coated and diamond-uncoated tools, and hard metal tools, all for use in the cutting and forming of materials by others; Taps being machine tools