Grinder Guard For Maximum Wheel Diameter 9 in For Use With Mfr No D28474W Mfr No D28493N Mfr No D28494N Mfr No D28494S Mfr No D28497 Mfr No D28499X Compatible with Manufacturer Part Number D28474W D28493N D28494N D28494S D28497 D28499X Compatible with Series Not Applicable Application Clean-Up Time and Provides Cleaner Safer Air for User Dust Collection Dust Removal Keeps Fingers and Stray Objects away from Cutting Edge Protection From Spark Protection