20 M3 nylock nuts for $0.57

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Nylock nuts are designed to be assembled only one time. If you have to disassemble your parts, you should use a new nut. Here's a deal you can't pass up from Aliexpress. Get 20 M3 nylock nuts for $0.57 with free shipping. Caviat: Don't try to add more than Qty: 1 to your order. The weight goes up and a shipping charge is added. Place separate orders if you want more than one package.