For Plastic Welder Automotive Repair Machine Welding Wire Car Bumper Repair Welding Machine Tool. The plastics welding staple are made of fine quality tungsten steel materials, which are practical, have fine hardness and toughness, and are easy to process. Used for permanent repairing of breaks, cracks and tears in rigid or flexible thermoplastics parts. The handle is ergonomically designed to save effort and not tiring hands. There are no problems with holds even for a long time, giving you a better experience. learn to use it in seconds, reliable performance, fully hardened with waterproof effect, repairs breaks, cracks in rigid or flexible thermoplastic parts., Manufacturer: GearDrivex