ITEM: 3 Long x 1/4 Diam x 1/4 Thick, Novaculite Sharpening Stone MSC. MANUFACTURER: MSC. BRAND: MSC. MANUFACTURER PART: USHF813SP. 3 Long x 1/4 Diam x 1/4 Thick, Novaculite Sharpening Stone Round, Ultra Fine 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.