3M 88601NA 9" X 11" 150C Grit ProPack Between Finish Coats Wetordry Sanding Sheets (25 Pack) 3M is a diversified technology company serving customers and communities with innovative products and services. 3M is committed to actively contributing to sustainable development through environmental protection, social responsibility and economic progress. 3M Pro-Pak Between Finish Coats (Wetordry) can be used with water to reduce clogging and extend abrasive life. Use to sand between coats of varnish, paint or other finishes. Ideal for sanding metal for repainting or prior to primer coat. 3M 88601NA 9" X 11" 150C Grit ProPack Between Finish Coats Wetordry Sanding Sheets (25 Pack) Features: Use to sand between coats of varnish, paint or other finish Can be used with water to reduce clogging and extend abrasive life Features silicon carbide, a sharp synthetic mineral that cuts fast and smooth Ideal for sanding metal for repainting or prior to primer coat 9" x 11" sheets 25 per card 88599NA: 1500A grit 99419NA: 600A grit 99420NA: 400A grit 99421NA: 320A grit