Gearhead Favorite Wrench Clock Key For Winding Mechanical Clocks, 4.4mm Hole, 52mm Long Steel Clock Key For Alarm Wind, Chain Repair And Replacement, Durable Silver Tone

Compact 52mm Steel Clock Key for Winding Mechanical Clocks
✔️ 52x52mm key, 8mm shaft, 4.4mm square hole, steel, 1 pc

This compact steel clock key is designed to wind mainspring-driven clocks. It fits a 4.4mm square hole and is handy for vintage mechanical desks, wall clocks, alarm clocks, wooden clocks, and grandfather clocks, as well as chain-wind mechanisms.

✅ Color: Silver Tone
✅ Material: Steel
✅ Overall size: 52 x 52 mm (2.05 x 2.05 in)
✅ Shaft diameter: 8 mm (0.31 in)
✅ Square hole diameter: 4.4 mm (0.17 in)
✅ Pack: 1 x Clock Key

💡 What is a clock winding key used for in mechanical clocks? This handy tool helps wind mainsprings and replace missing keys.
- winds mainsprings in vintage desk, wall, alarm, and grandfather clocks
- suits 4.4 mm square hole and chain wind systems
- built from steel for durability and long life
- compact, portable tool that supports clock repair work

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