Dual pen sand blasting machine AX-B3 weight 15kg box size 47*48*32CM Usage This machine is mainly used for sandblasting and polishing the surface of porcelain crowns. Description of the machine This machine has a wide operating field of vision, double-pen sandblasting operation, suitable for different hardness materials, transparent sand bottle can observe the working status at any time. The transparent sand bottle can be used to observe the working condition of sand blasting at any time. This product has The product is characterized by strong blasting force, even and fine, and simple maintenance.