This Cutting Dust Shroud Kit includes the DWE43131 4-1/2 in. - 5 in. Grinder and DWE46123 5 in. Cutting Grinder Dust Shroud. The grinder features the Anti-Rotation E-CLUTCH system which shuts the grinder off when a wheel pinch or wheel stall occurs. The cutting grinder dust shroud provides easy depth-of-cut adjustment with the adjustable shoe.