2pc 250mm TCT Circular Saw Blades 40 and 60 Teeth with Adapter Rings TE321 - - Amazon.com
6PCS Diamond Circular Saw Blade Reduction Ring Bore Bush Washer Adapter 16-22mm | eBay
5/8 to 1 inch arbor adapter on a dewalt dw716 12" miter saw - YouTube
2pc 300mm x 30mm TCT circular saw blades 40 and 60 teeth with adapter ring TE517 5056133349139 | eBay
16pcs Saw Blade Bushing Set Saw Blade Adapter Ring, Angle grinder inner aperture conversion gasket,1 Inch to 20 mm, 1 Inch to 5/8 Inch, 7/8 Inch to 5/8 Inch, 20 mmto 5/8 Inch,4 per Model - - Amazon.com