Vintage Crescent Tool Co. Valve Wheel Wrench — Patent Pending — 1930s Industrial Tool

A vintage Crescent Tool Co. valve-wheel wrench with a distinctive F-shaped working head, tapered spud end, and cast-in “DANGER” and “WILL SPARK” warnings.

• Maker: Crescent Tool Co.
• Era: Approximately 1930s
• Material: Forged steel
• Markings: CRESCENT, PAT. PEND., DANGER, and WILL SPARK
• Length: Approximately 13 in.
• Likely use: Industrial, utility, valve-wheel, or fire-service work; the precise original application has not been definitively documented
• Condition: Solid vintage condition with honest wear, oxidation, and surface patina; markings remain visible

An unusual American industrial tool for a Crescent, wrench, fire-service, or utility-history collection.