We used aluminum oxide abrasive, which is a popular choice among industrial professionals because of its fast cut-rate and long life. This mineral makes a tough, durable abrasive that self-fractures to expose fresh cutting edges, whereas traditional natural abrasives dull more quickly. Due to its fast cut-rate, hardness, and strength, it is widely used in grinding applications in addition to sanding and finishing applications. Aluminum oxide is suitable for a wide variety of materials in both woodworking and metalworking, including ferrous alloys.
Heat-resistant resin is a sturdy binding agent that adheres the abrasive to the backing and maintains the stability of the bond even in conditions of high heat or pressure. Cloth-backed discs are known for their durability and flexibility. They’re a good first choice when working with metal or for heavy wood stock removal.
3M Roloc Disc 361F is available for use with the following Roloc attachment systems: TSM, TR, TP and TS. Please select discs with the attachment design made for your system.

Dynabrade 56830 6" Dia. Central Vacuum Dynorbital Supreme Random Orbital Sander, 3/16" Orbit
Dynabrade 55215 Governor Weight, 8,500 RPM
Dynabrade 79857 3" 220 Grit Dynacut Extreme Orange Film Vac Hook Face Disc, 50 per box
Dynabrade 11228 Contact Arm Ass'y, 5/8" Dia. x 3/8" W, Rubber Wheel, with H.D. Version of 11218 Arm
Dynabrade X51 5" (127 mm) Dia. Non-Vacuum Dynorbital Extreme Random Orbital Sander, .3 HP, 12,000 RPM, 3/16" Orbit, PSA
Dynabrade 61420 Raptor Vac Electric Portable Vacuum System
Dynabrade 18569 Front Bearing Plate
Dynabrade 02626 Bushing
Dynabrade 58414 8" Dia. Central Vacuum Two-Hand Dynorbital Random Orbital Sander 
