Sia Siaair 7940 Velvet Sanding Disc 3000 Grit Box of 10 150mm Polishing Backing Siaair: For high-gloss varnishes and solid surfaces.The improved siaair technology of 7940 siaair is the key to a perfect finish in damp and dry sanding applications – whether it's scuffing, fine sanding or preparation for polishing.
