Diablo D0770F Ferrous Cutting Saw Blade, 7-1/4" x 70 Tooth, 5/8" Arborspecially designed for the extreme demands of ferrous metal cutting, thereby enabling precise cuts without sparks, heat or burred edges that result from using abrasive blades. With up to 40X the life of standard abrasive disc, Steel demon delivers unparalleled performance and superior quality cuts. Blades feature Freud's TiCo Hi Density Carbide, Laser cut bodies, Anti vibration technology, Perma Shield Non Stick Coating, Triple Chip Design, and