What are difference between our and others air blow and vacuum gun?

Big difference from other brands of air operated vacuum & blow gun, our air vacuum blow duster can change the using method from blowing to vacuuming quickly. You don't need to disassemble and assemble the tool.

You can switch the use method by one hand in one second. Save time of disassemble and assemble.

Quickly and effortlessly change between blowing and suction at ease. Blow away stubborn debris, dust, water, and more off of all kinds of materials and machinery with this one of a kind compressed air vacuum. 

When you own a workshop or simply love to do DIY stuff, you always think of how much you can save with quality work. The Lematec Air Suction Blow Gun and Vacuum Kits are savings in disguise. No need to buy 2 separate machines, it saves you from overspending! The Lematec Air Suction Blow Gun and Vacuum Kit with Outstanding Features