ROTARY THREAD

Thread repair tool attachments, namely, thread repair attachments for thread milling cutters, namely, files for milling metal surfaces; attachments for power tools for use in machining and repairing an object having threads thereon, namely, screws, bolts and nuts for use as thread repair attachments for thread mills; attachments for power tools, namely, thread repair attachment tools comprising a disc-shaped member having an outer periphery, a shaft extending outward from the disc-shaped member and substantially perpendicular to the outer periphery, and an abrasive coating along the outer periphery; kits containing a thread repair tool, namely, thread milling cutters and thread repair attachments in the form of files for milling metal surfaces therefor