Sait 73321 4-1/2" x 7/8" 120-Grit Saitlam F Premium Aluminum Flap Discs 10pkType 29- Conical Shape, Fiberglass Backing. Sait 120-Grit Saitlam F Premium Aluminum Flap Discs. Premium aluminum oxide grain with cooling agents. Specially formulated to reduce heat build-up on workpiece. Reduces loading on Aluminum and other non-ferrous applications. Excellent choice for Stainless Steel and other heat sensitive materials. Stainless steel, high tensile steel, titanium. Ferrous and/or non-ferrous metals. Fiberglass backing for lighter, more silent operation. Fiberglass backing will not splinter or smear on the workpiece. Backing wears with the abrasive cloth. Go from stock removal to finishing with one disc. Specifications: RPM - 13300. Tech Info: Resin over resin construction for a strong bond resistant to heat and moisture.
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