Vintage Snap-On Metric Spark Plug Tap Set Model TDM-13A. This set is in great shape and looks like it hasn't been used much.
The original wooden box is in great shape but label does show some wear. Set of 5 comes with 10mm tap, 12mm tap, 14mm tap, 18mm tap and a tapered bit bur remover?See photos for overall condition. Thank you for viewing this listing from Nutfield Vintage!