ITEM: 6 Long x 1 Wide x 1 Thick, Aluminum Oxide Sharpening Stone MSC. MANUFACTURER: MSC. BRAND: MSC. MANUFACTURER PART: UM52. 6 Long x 1 Wide x 1 Thick, Aluminum Oxide Sharpening Stone Triangle, Medium Grade (MOQ1, Pkg Qty1)CATEGORIES: Maintenance, Repair and Operational (MRO) Supplies. Files, Sticks & Stones. Sharpening Stones. N/A. TOTAL RECYCLED CONTENT: 10.00%. POSTCONSUMER RECYCLED CONTENT: 1.00%. KEYWORDS: MSCFiles, Sticks & StonesStonesSharpening StonesN/A.