Amtech S6220 Assorted Locking Nuts, 100 Piece Nylon Inserts, M4, M5, M6, M8, M10, M12, Anti Rust Design

Amazon

NON-LOOSENING DESIGN: These locking nuts have nylon inserts so when the nut is tightened the thread cuts into the nylon, holding it firmly in place, preventing loosening in high vibration applications 6 POPULAR SIZES: Contains an assortment of 6 of the most popular sizes for a wide range of professional or home uses ANTI-RUST DESIGN: The locknuts are zinc-plated, giving them enhanced rust resistance and longevity LIGHTWEIGHT TOOL: Easy to carry and operate throughout the day CLEAN RESULTS: Blades deliver smooth and accurate results, Manufacturer: DK Tools

ManoMano

General description Nylon inserts prevent the nuts from loosening, making them ideal for high vibration applications. These locking nuts are zinc plated for corrosion resistance and come in a convenient plastic divider storage case. Technical specifications Contains sizes: M4 x 0.7mm M5 x 0.8mm M6 x 1.00mm M8 x 1.25mm M10 x 1.500mm M12 x 1.75mm