SAE UNF file: 9, 10, 12, 16, 20, 27, 28, 32. SAE UNC file: 11, 12, 13, 14, 16, 18, 20, 24. The thread restoring file set includes 3 thread chaser files. The thread repair tool is crafted from high-quality carbon steel.
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Jawco #158 Nu Thred Thread Restoring File Set SAE & Metric MADE IN USA Rethread
