| IRWIN 15230ZR 7-1/4",40-Teeth Saw Blade,Steel Circular Saw Blade, Series Classic, Blade Dia. 7 1/4 in, Max. Blade Speed 8,300 RPM, Arbor Size 5/8 in, Arbor Shape Round, Diamond Knockout Yes, Number of Teeth 40, Max. Cutting Depth 2 3/8 in, Primary Material Application Wood, Materials Cut Wood,... ... more IRWIN 15230ZR 7-1/4",40-Teeth Saw Blade,Steel Circular Saw Blade, Series Classic, Blade Dia. 7 1/4 in, Max. Blade Speed 8,300 RPM, Arbor Size 5/8 in, Arbor Shape Round, Diamond Knockout Yes, Number of Teeth 40, Max. Cutting Depth 2 3/8 in, Primary Material Application Wood, Materials Cut Wood,... | | $10.15 go to store |