For aggressive stock removal on a variety of welds, coatings and other metal fabrication applications. The overlapping coated abrasive cloth flaps on FlDiscs provide several layers of abrasives, making the disc very durable. Backing material: cloth. Backing weight: YF weight. Coat type: closed coat. Color: green. Diameter: 4-1/2". Grade: 36. Maximum rpm: 13300. Max speed: 80 metre per second. Mineral type: alumina zirconia. Thread size: 5/8-11 INT. Model # 577F Features: Alumina Zirconia mineral with a grinding aid provides more cutting power than aluminum oxide across all metal types Flaps combine grinding and blending into one step for time savings Durable Y-weight polyester-backed flaps provide longer life on high-pressure applications such as sharp-edge work and beveling Quick change disc simplifies disc changes and does not require hand tools Angled, Type 29 disc provides aggressive stock removal and fast cutting on both flat and curved surfaces.
