37 Providing information relating to the repair or maintenance of tooling used in machining operations, namely,: milling tools, cutting tools, drilling tools, fine blanking tools, forming tools, punching tolls, bending tools, deep drawing tools, injection molding tools, tool and die tools, and tools, namely, mills, drills, taps, saws, gun drills, reamers, port tools, multifunction tools, specially manufactured tools, and modified tools; refurbishing of tools, namely, repairing of tooling tools, namely, mills, drills, taps, saws, gun drills, reamers, port tools, multifunction tools, specially manufactured tools, and modified tools; Applying protective coatings to metal; application of coatings and sealers