1Made of high quality metal material, which is high hardness, high strength, wear resistant and long service life 2Mainly suitable for hot air guns which equipped with diaphragm pump 3Installed on hot air guns for assembling and disassembling electric elements of different sizes 4Resistant to high temperature, no leakage, convenient to replace 5Easiest way to mechanically lubricate, for linking between grease guns and mechanical equipment
