100/500pcs Steel Repair Welding Nails Car Bumper Repair Welded Stud Welder Repair Nails Tools Kit. 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. Our welding machine boasts an innovative design that prioritizes practicality and mobility, it’s easy to transport for projects on the go. Enjoy safe and straightforward operation with our welding machine. Equipped with an advanced protection system against overcurrent, overvoltage, and overheating, this welder ensures your safety while you work., Manufacturer: BYGRPLI