产品描述： 3M 07521 60片/卷 百洁布切削锋利，手感柔软舒适。可随意折叠揉卷成各种尺寸形状，以配合不同需要。特别设计的筒形包装经预先分片工序，方便取用. 3M 07521 Scotch-Brite Multi-Flex Abrasive Sheet Roll , General Purpose, 4 in x 8 in Description Use for scuffing before applying paint and paint primers. Use in cleaning upholstery and chrome. A thin, ultra-conformable extra sharp and economical Scotch-Brite？ Sheet. Use for quick scuffing irregular surfaces. Non-leveling, reusable, use wet or dry.