Two Pack Wrench Clock Keys For Winding Clocks, 3.8mm Hole, 52mm Long Steel Clock Keys For Mechanical Alarm Clocks, Wind Chain Repair And Replacement, Silver Tone, Durable Hand Tool Set
✔️ Two-pack set: 2 steel clock keys, 3.8mm hole, 52mm length
These compact, durable steel clock keys are used to wind the main springs in most vintage mechanical desk clocks, wall clocks, alarm clocks, and grandfather clocks. They serve as essential repair tools for chain-wind mechanisms and replacements for lost keys.
✅ 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: 3.8 mm (0.15 in)
✅ Packing List: 2 x Clock Key
💡 What is a clock winding key used for in restoring vintage mechanical clocks?
This handy tool winds the mainsprings in vintage clocks and replaces lost keys.
- Winding mainsprings in vintage desk, wall, alarm, and grandfather clocks
- Fits 3.8 mm square hole clock keys and chain-wind mechanisms
- Replaces lost or broken keys for reliable restoration
- Durable steel construction with a comfortable two-hole grip