Feature: 1. 2 DUST FILTERS: Dental grinding polishing box is equipped with 2 filters to reduce the harm of dust to human body and avoid dust spillage. 2. HIGH CLARITY GLASS: Sandblaster Dust Collector Made of high strength material, high transparent tempered glass, clear vision, easy and fast operation. 3. LAPPING PROTECTOR: Reduce the generation of dust and effectively protect the surrounding delicate instruments from the adverse effects caused by dust. 4. FILTRATION SYSTEM: Provides you with a small, enclosed space for sandblasting operations with a built in air extraction and filtration system to prevent dust spillage. 5. GOOD HELPER: Creating a dust free environment for the dentist is an essential and important appliance for the dental office or hospital. Specification: Item Type: Dental Grinding Polishing Box Material: Metal Product Use: Prevent dust from spreading during sandblasting and reduce the harm of dust to human. . Package List: 1 x Dustproof Box2 x Filter1 x Power Cord