EPaint EP 2000 Antifouling Paint, Safety Orange, EP 901 Thick Layer Filler Sia Abrasives 1950 Siaspeed 4 Sia Abrasives 1950 Siaspeed 4 the 6mm orbit features a 20% increase in time efficiency than 5mm random orbit sanders yet still results in the same high quality surface finish when used with medium grit abrasives The 9mm orbit tool is designed primarily for roughing and material removal applications when used with abrasives between 36 and 120 grit properly prepared and primed fiberglass or aluminum) and NOT recommended over other existing bottom paints besides itself read and understand information in the manufacturers technical data sheet before purchasing this product to make sure you can meet the conditions for proper application