165 Pcs Locknut M3, M4, M5, M6, M8, M10, M12, Assorted,Transparent\nProduct Details\n--\u3010Outstanding Material\u3011Our thread lock nuts are made of high-quality stainless steel and nylon, which has corrosion-resistant, and can prevents loosening and backing-off. Durable for long time use.\n--\u3010Nylon Insertion\u3011Hexagon nut with a thread to prevent loosening, nylon insert prevents loosening and holds nut firm during vibration. These threaded inserts are water-proof, rust-resistant, and sturdy.\n--\u3010Easy to Storage\u3011Individual organiser compartments are designed for easy-storing. The all-round transparent box makes it easy to see thread nuts inside even when stacked. Very strong and will not open during delivery.\n--\u3010Wide Applications\u3011The locking nuts can be used for screwing on to bolts, as well as threaded rods and cap screws. Ideal for folding beds, wardrobes, miners, engines, textile machinery, workshops, engine and so on.\n--\u3010What You Will Get\u30.