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 79852 3" 80 Grit Dynacut Extreme Orange Film Vac Hook Face Disc, 50 per box
Dynabrade 07132 Dynangle II Motor Housing
Dynabrade 79837 3" 1200 Grit Dynacut Extreme Orange Film Non Vac Hook Face Disc, 50 per box
Dynabrade 40375 Rubber Drive Wheel
Dynabrade 60209 - 9,000 lb. Jack with 1/2" Vi-Sorb Pad
Dynabrade 14344 Tension Idler Arm
Dynabrade 13300 Mini-Dynisher Finishing Tool, .4 HP, Rear Exhaust, 3,200 RPM, 5/8" Arbor 
