External 4–18 mm & Internal 8–20 mm
- One hand tool restores inch or metric, RH or LH threads
- Self adjusting to any pitch
- No need for calibration or identifying fastener thread type
- Automatically chases good thread sections to repair the damaged parts
- Hardened cutting blades
- Cutters can remove some burrs and “rust bunniesâ€
- Nylon pads included to avoid marring softer metals or plastics
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