Dust guard for cutting DEC 230 KThe Milwaukee DEC230K Dust Extension Guard is designed to capture dust while cutting masonry, concrete, stone and other materials, improving safety and cleanliness. It fits angle grinders with 180230 mm blades, connects without tools, offers keyless depth adjustment, and includes a steel cutting guide and cutting line indicator. Works with Milwaukee MClass vacuums via a clicksystem adapter. A musthave accessory for better jobsite dust control.