Description: Grinder dust shroud is made of high quality plastic and metal materials, which is durable, stable, premium and wear-resistant. High-precision chuck, stable clamping and precise polishing is suitable for installation and use of angle grinders with a head diameter of 38-40mm. The built-in tight bristles can effectively prevent dust from leaking out during operation. The vacuum interface has a diameter of 45mm and a buckle design that can be connected to a vacuum cleaner. It can efficiently vacuum and environmentally polish, creating a dust-free and healthy working environment. Widely Application: It can be widely used in the grinding operations of building materials such as stone, concrete and resin boards. Specification: Materials: Plastic+Metal Size Chart: Angle Grinder Dust Shroud Size: 3x14cm/1.18x5.51inch Middle Hole Diameter: 3.8x4cm/1.50x1.57inch Interface Hole Diameter: 4.5cm/1.77inch Package Includes: 1 Piece Angle Grinder Dust Shroud(2 Pack) Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement.