Norton ProSand MULTI-AIR 5" Multi-Hole Pattern Hook & Sand Disc, 50 pack - 320 Grit50 It is based on polyurethane

It is based on polyurethane and offers outstanding resistance

DuraSeal Waterbased Polyurethane offers the durability and finish of oil-based polyurethane with easier cleanup using just warm water

simply add water and remove it

creating a durable

it conditions the wood while gently removing dirt

Norton ProSand MULTI-AIR 5" Multi-Hole Pattern Hook & Sand Disc, 50 pack - 320 Grit50 It is based on polyurethaneNorton ProSand 5 in. Ceramic Blend Hook and Loop Multi Air Cyclonic Sanding Disc 320 Grit 50 pk Resin bonded aluminum oxide abrasive is coated on a durable Xwt backing to provide maximum life. Free cutting and clog resistant open coating makes cloth discs ideal for heavy stock removal Hook & Loop discs can be used on portable random orbital sanders Norton cloth sanding discs are made with aluminum oxide abrasive for long life The heavy, X weight