Air-operated power tools, namely, impact wrenches, ratchet wrenches, drills, grinders, orbital sanders; Air powered tools, namely, drills, screwdrivers, rivet hammers, saws; Core drilling bits; Diamond-pointed metal-cutting tools; Mining bits; Polycrystalline diamond compact (PDC) drill bits for drilling machines; Power tools, namely, drills, routers, circular saws; Precision machine tools, namely, hard metal tools, high speed steel (HSS) tools, carbide tools, ceramic tools, poly crystalline ...