Bosch Grinder Dust Shroud GA50UC 5 Inch Cutting Guard (Single Screw Depth Stop Airsweep Vacuum Port Footplate Masonry Mortar Silica Hood Cover) Vacuums High Torque Tool Optimization: Engineered to High Torque Tool Optimization: Engineered to withstand the relentless shock cycles of heavy duty pavement breakers and industrial demolition tools Vibration Control Dampening Architecture: Features an extended internal pneumatic air cushion inside the hammer tube and rubberized handle isolators to reduce hand arm fatigue Manufacturer Bosch Power Tools Model Number GA50UC Product Category Small Angle Grinder Dust Collection Cutting Attachment Wheel Blade Diameter Capacity 4 1 2 inches to 5 repeatable single screw depth settings