jewboer air sandblaster sand blasting gun for rust dust remove sand blaster air tool with boron carbide nozzle (8mm) jewboer <b>description:</b><br> applicable to box manual sandblasting machine and box type automatic sandblasting machine.<br> can be used for sand glass,sandblasting,surface polishing processing,machinery parts.<br> a blast nozzle accelerates the air and abrasive as the mixture exits the end of the hose.<br> the taper and length of the nozzle's inlet and outlet determine the pattern and velocity of the abrasive exiting the nozzle.<br> the composition of the liner material determines its resistance to wear.<br> designed for surface cleaning,rust removal and glass,aluminum alloy and other decorative surface sandblasting,marble engraving.<br> <br> <b>specifications:</b><br> condiiton: 100% brand new<br> material: aluminum + boron carbide<br> color:black + sliver<br> boron carbide nozzle internal diameter:8mm<br> <br> <b>operation:</b><br> 1.the operator inserts the nozzle washer into a contractor-thread nozzle holder and screws in the nozzle, turning it by hand, until it seats firmly against the washer.<br> 2.with all related equipment correctly assembled and tested, the operator points the nozzle at the surface to be cleaned and presses the remote control handle to begin blasting.<br> 3.the operator holds the nozzle 18 to 36 inches from the surface and moves it smoothly at a rate that produces the desired cleanliness. each pass should overlap slightly.<br> 4.the operator must replace the nozzle once the orifice wears 1/16-inch beyond its original size.<br> <br> <b>package includes:</b><br> 1 x air sandblaster gun<br> 1 x boron carbide nozzle