NUOBESTY 50 Pcs M3 Copper Threaded Insert Nuts, Heat Resistant Knurled Embedment Nuts for Plastic, Eco-Friendly Heat Staking Fasteners for Industrial and Scientific Use
- Threaded inserts:made of material, durable and useful,threaded insert
- Threaded nut:made of material, durable and useful,embedment nut
- Brass nut:it can be installed in a threaded tapered hole by or heating,embedment nut
- Thread nut:it is easy to install and useful,embedment nut
- Knurled nut:they have high heat-resistance,heat resistant insert nut