Product Info Catalog Tools Abrasive Tools Planes, Files, Rasps & Chisels Thread Repair File Thread Repair File Request a Quote UPC: 38728312402 SKU: 830174 Model Number: 177-2 Thread Repair File, Restores Damaged Threads On Bolts, Screws, Pipes & Fittings, Varying Thread Pitch; 9, 10, 12, 16, 20, 27, 28, 32, T.S.P.