Check the listing for details. Vintage OSG Tap & Die Drill Tap Size Reference Chart Poster 18.5x25. Condition: Used. Listed at 31.99 USD. Vintage OSG Tap & Die Inc. machinist reference wall chart featuring drill sizes, decimal equivalents, thread tap drill sizes, pipe tap references, and end mill information. Approx. size: 18.5” x 25” Heavy-duty paper construction with glossy finish. Great for machine shop, garage, tool room, CNC workspace, or industrial wall décor. Condition: Shows normal vintage shop wear including stains, discoloration, waviness, tape residue, edge wear, and marks from use and storage. Please review photos carefully for condition details. Sold as vintage shop décor/reference material. Buyer responsible for verifying all specifications before machining use.
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