1.Hex head female threaded inside metal material anti-loose hex nut. 2.Used with a machine or cap screw for mechanically joining materials together. 3.Used widely for matching screws or bolts. more
Best prices on Lq industrial 25pcs 5 16, Nylon, Screw Nuts in Home Hardware online. Visit Bizrate to find the best deals on top brands. Read reviews on Home & Garden merchants and buy with confidence.