3M Cloth Band, 747D, grade 60, 1 1/2 in x 3/4 in (38.1 mm x 19.05 mm) The 3M Cloth Band 747D is a versatile abrasive that can be used to access inner and outer contours for grinding, sanding, and shaping on all metals, including stainless steel and nickel alloys, as well as wood and fibreglassIt conforms to contours to help you remove parting lines or seams, imperfections, and burrs. Product Information Brand 3M Part # 7000138940 Grit 60 Origin Country USA Product Type Spiral Bands Product InformationCeramic/aluminum oxide blend offers excellent cut rate and lifeDurable cotton backing withstands aggressive sanding and grindingGrinding aid help reduce grinding temperatures for processes involving heat-sensitive alloys such as stainless steel and nickel alloysResin bond withstands high heat and pressureTube-shaped band fits inner and outer contours to help remove parting lines, imperfections, and burrsSuggested ApplicationIs designed for grinding of stainless steel and other nickel containing alloys