Restore damaged external threads on studs, bolts, screws, plumbing pipe, and pipe fittings. Restores rusted and corroded fasteners. Doubles as a screw pitch gauge. High carbon steel with black oxide coating to prevent rust. Length 8-1/2".
|Country of Origin||USA|
|Thread Size||11, 12, 13, 14, 16, 18, 20, 24 In.|