Direct Metal Mastering. Barcode: 098707405211 (Scanned) Barcode: 0 9870-74052-1 (Text) Matrix / Runout: XSS 74052A (Center Label Side A) Matrix / Runout: XSS 74052B (Center Label Side B) Matrix / Runout: XSS 74052A- 1A G DMM A5 (Etched, Runout Groove Side A) Matrix / Runout: XSS 70452B-1A G DMM MASTERDISK A3 (Etched, Runout Groove Side B)