Thumbtack
A thumbtack is a small office supply pin with a broad, flat head and a sharp steel point used for pinning papers or memos to bulletin boards.
Estimated value as of 2026 · Source: Walmart (Pen+Gear 200-count box)
Fun Fact
Thumbtacks were patented in 1904 by Edwin A. Perry, revolutionizing office organization by providing a safer alternative to straight pins.
Price History
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