Vacu-Guard Dust Containment System Universal Dust Shroud Shrouds for 7" & 9" grinders: Designed to fit 7" and 9", 15 amp grinders, up to 7" cup wheels: Milwaukee, Dewalt, Metabo, Hitachi, Makita, and Bosch Included with each shroud: Shroud clamp, Shroud spacers (5) Vacuum port size: 2.25" ID; 2.65" O.D. Shrouds for 4-1/2" & 5" grinders: Designed to fit 4-1/2" and 5" grinders: Milwaukee, Dewalt, Metabo, Makita, and Bosch Included with each shroud: Shroud clamp, Shroud spacer (1) and washers Vacuum port size: 1.75" ID; 2.0" O.D.

• For dust control when grinding concrete, masonry and mortar
• Connects to all commercial vacuums
• Easy to install
• For 4.5-5" and 7-9" grinders