Nyloc Nuts. 3/8" UNF Hex Head Set Screw, Nyloc Nut & Washer Set – Zinc Plated Steel. Includes: 1 × Set Screw, 1 × Nyloc Nut, 1 × Washer. Hex Bolts - UNF. Supplied complete with Nyloc nut and washer. UNF Bolts & Set Screws.
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