ARTU Jig Saw Blade, Medium TC Grit Teeth, T Shank, Tungsten Carbide Cutting Edge, Tungsten Carbide, 3 in LengthHave no teeth to dull or chipProvides smooth cutting even in thin materials without snaggingCuts abrasive, hard and difficult materials even in awkward situationsAllows for sharper turnsCuts on both the up and down strokeFits all popular makes of power toolsCan cut all types of cast metals