Mirka Iridium 400 Grit 6 in Grip-On Sanding Disc, Box of 50 sealer Color Code: B39/WB39 Mineral Grey

Color Code: B39/WB39 Mineral Grey Metallic

Can also be used on old paint coatings as a sealer

basecoat or clear that requires a quality urethane reducer

tighten the lock nut

Mirka Iridium 400 Grit 6 in Grip-On Sanding Disc, Box of 50 sealer Color Code: B39/WB39 Mineral GreyThese 6 in Iridium sanding discs are a premium paper abrasive for universal sanding. Perfected for speed and efficiency, they have a mix of ceramic and aluminum oxide grains on a flexible paper with precision coating that prevents clogging and reduces pilling. Dust extraction is optimized with the 121 multi hole pattern. Iridium delivers amazing results on both soft and hard surfaces, making it the ideal paper abrasive choice for professionals in any