BU-515 High Precision Saw Blade Bore Reduction Bushing 30mm to 5/8
Arbor Adapter 1/2-20 to 5/8-18 | Allstar Performance
Saw Blade Arbor Adapter, 20mm To 5/8 in.
M10 Adapter Angle Grinder Female To M14 M16 Thread Nut Arbor - Temu
Specialty Diamond DB40T 4-Inch High Performance General Purpose Dry or Wet Cutting Turbo Diamond Blade with 20mm Arbor & 5/8-Inch Arbor Brass Adapter Ring
Diarex 4-Hole Flush-Mount Threaded Flange, 5/8"-11 Thread for 20mm Arbor