Steinel 40 mm Reflector Nozzle for HG 350 ESD Heat Gun is perfect for soldering pipes, fitting shrink tubing, thawing frozen pipes and bending pipes, 07755 40 mm reflector nozzle directs hot air around surfaces for even heating Reflected heat flow for various heating applications such as bending plastic, soldering, and applying shrink tubing Accessory nozzles (sold separately) are used to shape the air stream over a wider area. Formed from polished stainless steel for durability Protect surfaces from overheating