Diablo, 5 pack, 3 In Metal Cut Off Disc, Thin Kerf Diablo’s Premium Metal Cut Off Discs Provide Superior Performance And Increased Productivity Featuring A Premium Aluminum Oxide Blend, These Discs Cut Through Material Faster Than Other Cut Off Discs And Offer An Extra Long Cutting Life Diablo’s Thin Kerf Design Provides For A Thin, Fast Cut With Minimal Burr Formation Unlike Other Bonded Discs On The Market, This Cut Off Disc Is A True 4 In Design Fully Reinforced For Use In HandHeld Cut Off Work Ideal For Use When Working In Hard To Reach Areas