100/500 Pcs Plastic Welding Nails Repair Car Bumper Plastic Welder Repair Nail Kit Parts Nails. The quantity is enough to satisfy your different repair work for bumper cars, front and back baffle plate of cars. Suitable for junior welding operators. The plastic welding staples are made of high-quality steel materials, which are durable, have good hardness and toughness, and are easy to process. Usually used with a hot stapler to repair most plastic holes and stitch long cracks. Easy to Operate: This plastic welder repair kit is easy to use, you only need a few seconds to learn how to use it. The simple steps are as follows: clean the surface, choose a suitable welding stud, then heat it, and finally stick and repair. Reliable performance, waterproof and heat resistant when fully cured, can be polished or painted., Manufacturer: KHfgDHG