5PCS Set Vortex Cold Air Cooling Gun Aluminum Alloy Heat Resistant High Efficiency Air Cooler Gun Set for Welding

1??[No Need of Electricity] Cold air cooling gun without moving parts. without any chemical substances. No electricity. no electric spark generation. 2??[Stable Performance] A vital piece of equipment for providing cooling applications in harsh industrial environments. the cold air gun can work continuously and consistently. 3??[High Efficiency] The cold air gun produces cold air quickly and can be adjusted quickly by means of a valve. without the need for other cooling enzymes. making it efficient. environmentally friendly and energy saving. 4??[Aluminum Alloy] The cold air gun set is made of aluminium alloy. durable. corrosion resistant. oxidation resistant. high temperature resistant. small size. light weight and impact resistant. 5??[Versatile] Cold air cooling gun is used for cooling on plastic or metal processing. wood processing. welding. bonding. heat sealing. mold processing and other manufacturing industries.5PCS Set Vortex Cold Air Cooling Gun Aluminum Alloy Heat Resistant High Efficiency Air Cooler Gun Set for Welding