For all listed machines you need 2 brushes.

Floormatic 832 BT - Magna 85a 85
Superpad 406 mm Ø = 16"
29,63 EUR
29,63 EUR per
incl. 19% tax excl. Shipping costs
1 to 11 (from a total of 11)
Execution time (seconds): ~0.216301