Polyvance 5700HT Mini Weld Model 7 Airless Plastic Welder Weld high-melting-point plastics (like nylon radiator tanks) quickly and easily with the 200 watt element Easy-to-understand instructional DVD so you learn how to weld in no time. Two different, easy-to-swap welder tips for applying all of the included welding rod. Includes 8 different types of welding rod that match most of the plastics used in automotive applications. Made in USA and built to last.