3MTM WetordryTM allows you to sand between coats of varnish and paint or other finishes. Can be used with water to reduce clogging and extend abrasive life. Ideal for sanding metal for repainting or prior to primer coat.

• Silicon carbide abrasive, a sharp synthetic mineral that cuts fast and smooth
• Use with water or cutting oil to reduce clogging and extend abrasive life
• Offered in two weights of waterproof paper to suit your specific sanding needs - flexible "A" weight backing for contour sanding and durable "C" weight backing for improved stock removal and leveling general surfaces