For sale is a set of 5 vintage metal thread chaser die, ideal for use with a thread chaser tool or lathe for rethreading or restoring damaged threads on bolts, rods, or similar components.
Details:
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Included Sizes:
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3/8-20 AMS 86
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1/2-16 AMS 69
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5/8-14 S 74
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(Unclear marking) 16 S 67
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3/4-16 (Partially marked, worn face)
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Material: Hardened steel (presumed based on weight and purpose)
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Condition: Used – signs of use, surface marks, age-related wear, and light rust in places. All teeth appear intact and usable. Please refer to the photos for exact condition.
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Markings: AMS and S stamped on several pieces, possibly manufacturer or standard codes.
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Origin: Some marked "ENGLAND".
Additional Information:
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Ideal for metalworking, toolmakers, machinists, or collectors of vintage engineering tools.
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Sold as shown in the photographs – no additional accessories included.
Condition Note:
Used with signs of previous workshop use. Surface oxidation and grease present on some pieces. May benefit from further cleaning or light restoration. Sold as-is.











