Abrasive belts to fit an expander wheel various Aluminium Oxide grits. These belts are 475mm long x 38mm wide (for the 150 x 38mm expanda wheels). Or 295mm x 50mm (for 90 x 50mm expanda wheels)
They are sold in packs of 10 belts and available in grits 60, 80, 120, 180, 240 and 320 grit. 60 being the coarsest and 320 grit being the finest.
Linishing using abrasive belts is popular for grinding any metal and can be found in most metal workshops including fabricators, engineers, forges, polishers, etc.
The belts are available in a range of grits from coarse to fine and suitable on both aluminium and steels for deburring and cleaning.