Nuts About Bolts 3/4" UNF Nyloc Lock Nuts Zinc Plated Steel | Imperial Hexagon Nuts for Bolts & Screws | DIY & Industrial Fasteners | - Pack of 100

• NYLOC LOCKING TECHNOLOGY — Built-in nylon insert collar grips the thread under tightening, resisting vibration and preventing loosening without the need for additional washers or locking compounds
• BRIGHT ZINC PLATED STEEL (BZP) — Hardened steel construction with a corrosion-resistant zinc plated finish, suitable for both indoor and outdoor use in automotive, agricultural, and industrial environments
• FULL IMPERIAL SIZE RANGE — Available in 1/4", 5/16", 3/8", 7/16", 1/2", 5/8" and 3/4" UNF (Unified National Fine) thread to suit a wide variety of imperial bolts, screws, and fasteners
• FULL HEXAGON PROFILE — Standard hex nut design compatible with all spanners, wrenches, and socket sets for fast, easy installation in tight or awkward spaces
• VERSATILE APPLICATION — Ideal for DIY home repairs, automotive and motorcycle maintenance, general engineering, fabrication, farm machinery, and professional industrial use

Nuts About Bolts UNF Nyloc Lock Nuts are precision-engineered nylon insert lock nuts, available in a full range of imperial sizes including 1/4", 5/16", 3/8", 7/16", 1/2", 5/8" and 3/4". Made from hardened steel with a bright zinc plated (BZP) finish for excellent corrosion resistance, each nut features a full hexagon profile for easy tightening with any standard spanner or socket. The built-in nylon collar locks firmly onto the thread, resisting vibration and preventing loosening — making them ideal for automotive repairs, general engineering, agricultural machinery, and everyday DIY projects. Compatible with all standard imperial UNF bolts and screws, these are the go-to fastener for professionals and home enthusiasts alike.