500pcs plastic automotive bumper weld studs, 500pcs 0.6 small wave weld studs 500pcs 06 small wave weld studs

used to repair bumper cracks. the fine way to repair most modern products that are made of plastic. features strong choet twists after repair. metal base does not rust easily. staple solder into plastics fast and easy. easy and quick. function fusion, nail implant, repairing holes, tin soldering, ho