DEWALT 4-3/8-Inch Tile Blade, Wet/Dry (DW4738): Buy
The DEWALT 4-3/8-Inch Tile Blade, Wet/Dry (DW4738) blade center hole is 20mm. There is a slight difference in diameters between the saw and the blade. However, low and behold, the DEWALT 4-3/8-Inch Tile Blade, Wet/Dry (DW4738) comes with two bushings! The THIN one is the bushing to bring the blade hole down to 3/4' and works perfectly.
Get Price