Nuts 5/16-18 Hx Jam Nut St-zn (Jar 100)
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Nuts 5/16-18 Hx Jam Nut St-zn (Jar 100)
- Made to American Standard Dimensions
- Jam nuts are tightened against the work surface and a full heavy hex nut is tightened the heavy hex jam nut to keep it from loosening.
