Very rare and nice Gray Tools Vintage S shaped Drop Forged Open Ended Spanner Wrench. Made in Canada, marked 367, size 3-8 USS 11-16 and 1-2 USS 7-8. There is also some grinder markings and a CNR mark, most likely former Canadian National Railway tool. A beautiful Canadian fine tool available for pick up in west Toronto or can be shipped across the North America.
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In 1912, Gray Tools was the only company that manufactured a broad line of hand tools in Canada. In 2021, Gray Tools is still the only company that manufactures a broad line of hand tools in Canada.