This vintage Hammer Brand pocket knife is a must-have for any collector of folding knives. With its gray celluloid handle and one blade, this original and authentic knife is a true gem. The opening mechanism is manual, adding to the vintage charm of this factory-manufactured piece.

The knife bears the Pat 2170537 and 2281762 markings, making it a unique addition to any collection. It is a vintage piece, adding to its collectibility, and is perfect for display or for everyday use. Add this one-of-a-kind knife to your collection today

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