3M Roloc Disc, 361F, P100, 2 in (50.8 mm) The 3M Roloc Disc 361F offers a quick-change attachment and provides durability and high performance for grinding, blending, deburring, and finishing on all metalsFast-cutting aluminum oxide abrasive grains are bonded to the heavyweight cloth backing with durable, heat-resistant resin that supports both wet and dry applications. Product Information Brand 3M Part # 7000119020 Application Finishing, Finishing, Grinding, Surface Finishing, Metalworking Backing Material Cloth Diameter 2 Inch Grit 100 Material 361F Mineral Aluminum Oxide Origin Country USA Product Type Type S Discs Product Information3M Roloc Attachment enables efficient and secure installation and removal of the discDiscs can be used in wet or dry applicationsHeat-resistant resin coating bonds abrasive to backing for durability under pressure, heat, and waterTough YF-weight, polyester backing supports medium-pressure applications and provides consistent performance