Circular Saw Blade, Blade Dia. 5 7/8 in, Arbor Size 20 mm, Arbor Shape Round, Number of Teeth 50, Primary Material Application Aluminum, Materials Aluminum, Blade Thickness 0.25 in, Width 0.071 in, Tip Material Carbide Tipped, Hook Angle -5 Degrees , Tooth Grind ATB, For Use With Saw Type Circular Saws, Application For Cutting Metals