Oshlun SBF-054030 5-3/8-Inch 30 Tooth MTCG Saw Blade with 20mm Arbor (5/8- Inch and 10mm Bushings) for Mild Steel and Ferrous Metals : Amazon.ca: Tools & Home Improvement
Milwaukee 5-3/8 in. 30 Tooth Ferrous Metal Circular Saw Blade
CMT 201.030.12 Industrial Ripping Saw Blade, 12-Inch x 30 Teeth FTG Gr – Quality Tools Online
4 Inch - 30 Inch Friction Saw/Circular Saw Blades, BTSB, For Wood Cutting
612300-30 Carbide Tipped Ripping Standard 12 Inch Dia x 30T FT, 20 Deg, 30mm Bore: Ripping Standard Saw Blades, Saw Blades, Ripping Saw Blades