Author: Anon
Title: Vers-O-Tool: circular chaser self-opening die heads collapsible taps, with, Chaser grinding manual for operators (2 booklets).
Description: U.S.A: The National Acme Co. 1947. Reprint. Softcover. 2 clean, small format, tightly bound paperbacks, stapled spines, card covers, name inside front cover of both booklets. 48 & 40 pages, illustrations and photos in the text. Assume that 5-47-5M inside back cover is a date code in Vers-O-Tool. Good.

Keywords: Metallurgy Engineering Machine tools


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