Circular Saw Blades in Blade Diameter:4.5 in | eBay- metal saw blades circular 4 1 2 inch ,3 Blades Toolman Circular Saw 4-1/2" 40T Carbide Metal, Aluminum, Wood Cutting. $20.95. Free shipping. RIDGID 4.5 In. Multi-Cut Diamond Blade HD-VBMU45 (45360) 4.5 out of 5 stars. (8) 8 product ratings - RIDGID 4.5 In. Multi-Cut Diamond Blade HD-VBMU45 (45360)Circular Saw Blades - The ToolShedCircular Saw Blades. High Quality Tungsten Tipped Saw Blades in varying sizes and teeth numbers. All with multi size bores are stocked by the ToolShed. ToolShed branded blades are manufactured in a factory that manufactures for several high quality brand names. 1 to 16 of 16 results.