Product Description

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″. For 9″, 10″, 12″, 16″, 20″, 27″, 28″, 32″.

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