6 Pcs Set Cold Air Dry Cooling Gun 7 Bar 520BTU Aluminum Alloy Flexible Vortex Tube

1. INSTANTLY COOLING: The air cooling gun can instantly cool down, you can quickly adjust the temperature through the valve. 2. HIGH STABILITY: The flexible cold air gun can provide cooling applications in harsh industrial environments and can work continuously and stably. 3. SAFE TO USE: The cold air gun has no moving parts, no electricity, no chemicals, and no electric sparks, making it very safe to use. 4. LASTING DURABILITY: The air cooling gun is resistant to corrosion, oxidation and high temperature, has lasting durability. 5. WIDE USAGE: This cold air gun is used for cooling plastic, metal or wood processing, welding, bonding, heat sealing, sewing needles, mold processing, etc.