1、PNEUMATIC TOOL: The working pressure of the pneumatic sandblasting gun is 90Mpa, and specially used for processing various small metal dead corners. 2、WORKING PRINCIPLE: The compressed gas is used to spray the material to the surface of the workpiece at a high speed, so as to obtain a certain degree of cleanliness. 3、LARGE CAPACITY: The sandblasting gun is equipped with a large capacity material tank, which is convenient for filling and can ensure wide range operation. 4、MULTIPLE USAGES: The handheld sand blaster can be used for workpiece surface polishing, burring, rust removal and detail finishing, convenient and practical. 5、COMFORTABLE GRIP: The sandblasting gun has a portable handle, comfortable to hold, which ensures efficient and labor saving operation. Item Type: Pneumatic Sandblasting Gun Material: Aluminum Charging Tank Capacity: 21lbs (ml) Spraying Hole Diameter: Approx. 6.5mm / 0.3in Working Pressure: 90Mpa Scope of Application: Special for various light and small metal dead corners, spraying and polishing Special Purpose: Various light and small metal dead corners, spray polishing, burr, rust removal and detail trimming Air Connector Size: 6.35mm (1/4in) 1 x Pneumatic Sandblasting Gun