Antique 19th Century Grandfather Clock Crank Key No. 11 – 5mm Square with Walnut Handle

Antique Grandfather Clock Crank Key No.11 – 5mm Square

This original antique grandfather clock crank key dates from approximately the 1880s and is a rare practical accessory for a compatible longcase or grandfather clock. It features an attractive walnut wooden handle with a brass winding end and has the character and patina expected from an original 19th-century clock tool.

The key is marked or sized as No.11 with a 5mm × 5mm square fitting. It remains in excellent used condition for its age, with normal wear and surface patina visible in the product photos.

Product Details

• Type: Grandfather / longcase clock crank key
• Approximate period: 1880s
• Key size: No.11
• Square fitting: 5mm × 5mm
• Handle: Walnut wood
• Winding end: Brass
• Condition: Excellent used antique condition

Why It Is Special

• Original antique winding accessory
• Rare and increasingly hard to find
• Attractive walnut and brass construction
• Useful for restoration or completing an antique clock

Important

Please measure the clock winding arbor before purchasing. A 5mm square key must fit closely and should never be forced onto a different-size arbor.

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