Cubitron II 3M 20570 Diamond Microfinishing Film Roll 675L, 4 in x 50' x 3 in 20 Micron ASO Keyed Core, 1 Per Case, Diamond, Coating, Cut, Cutting Angle, Flute, Beige. 3M™ Diamond Microfinishing Film Roll 675L securely anchors micron-graded diamonds to a polyester film backing.
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