About This Compatibility: The angle grinder dust shroud suitable for different surfaces: paint, marble, concrete, tiles, walls.The grinder dust shroud helps the user to stay away from harmful dust, and reduce the damage to the body. Applicable Model: angle grinder dust extraction suitable for the front cover of most 48-51mm angle grinders. Can be installed on more than 95% of 4 inch / 5inch angle grinders. Ring Brush with Spring: There is a ring brush with spring on the edge. Even if the polish surface is very uneven, moving the dust cover can make you work normally.Dust shroud has a swivel slide cover, can polish at 90°,easily reach to the flush wall edge. Standard Vacuum Valves: Standard vacuum valve fits most vacuum cleaner connections,it can be easily connected without other accessories.It's made of glass-filled nylon, with wear resistance and long life. Equipped with Accessories: 1 elbow wrench, 3 tightening connections, 1 5.5 mm washer, 1 steel ring,1 Standard Vacuum Valves. Overview Brand : Diment Power Material : Plastic Product Dimensions : 7.36"L x 2.68"W x 6.38"H Style : 5 in dust shroud Power Source : NO