3400 Series burnishing floor pad is made with a 11/16 inch thick pads for use with rotary disk floor machines above 1500 rpm. Pad is for use on resilient tile, terrazzo, marble, and ceramic floors. Pads can be washed, reused and are corrosion-resistant. Pad produces "wet look" gloss in high traffic areas. Pad is tan and has a 17" diameter. UOI is BX. BX = 5