Ahlsen - Hex Nut, 170pcs Nylon Lock Nut Assortment Kit, Stainless Steel 304 and Nylon Hex Lock Nuts. Dimensions: M3, M4, M5, M6, M8, M10, M12

Product Description The nylon insert is made of 304 stainless steel and nylon and is threaded to prevent loosening, which is one of the most corrosion resistant metals and will last longer than traditional other heavy nuts on the market Heavy duty polymer insert nuts are very torque resistant so the lock nuts will not weaken or loosen under vibration and torque, reducing the resistance of annealing Guaranteed intact and firm grip so it is virtually indestructible M3 M4 M5 M6 M10 M12 to meet different needs The nylon nuts are arranged in a storage box that allows you to easily find them in the series and avoid loss when needed The nuts are stored in a storage box that allows you to easily find them in the series and avoid loss when needed Attention: The products contain small parts. Do not let children play to avoid accidental swallowing. Specifications: Material: 304 stainless steel Packing size: 17.6 * 10.2 * 2.3cm Weight: 460g Quantity: 170pcs Wide range of applications: Anti-lock