1、4 Aluminum Alloy Jets: The 4 jets of this cement mortar are made of aluminum alloy, which can be matched with your work and air compressor. 2、Stainless Steel Body: The body of the cement mortar machine is made of stainless steel, which is durable and ensures a strong structure and rust proof for life. 3、Compact and Lightweight: The machine is light in weight, compact and detachable, so you can take it with you wherever you go for your renovation work. 4、Quick Spray: The speed of the machine's spray paint is much faster than the speed of hand painted wall. Using it can help you finish the painting work quickly and evenly. 5、Convenience to Use: The jet enables even spraying of paint even in narrow areas, and the paint can be dispensed at the push of a handle, saving time and effort.