Cold Saw Blade, Blade Dia. - Metric 225 mm, Blade Dia. - English 9 in, Max. Blade Speed 600 RPM, Arbor Size 1 1/4 in, Blade Mounting Holes 2/11/63, 2/8/45, Number of Teeth 220, Cutting Depth in Tubing 1 3/4 in, Cutting Depth in Solid Stock 1 3/4 in, Primary Material Application Steel, Steel Alloys, Materials Ferrous Metals, Steel, Metal Cutting Type Thin Metal, Width 0.118 in, Blade Material Steel, Tip Material Metal, Hook Angle 18 Degrees , Tooth Grind ATB WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)