A brass clock winding / crank key.
eBay
It should be a tight fit to avoid both slipping and wear whilst winding. BRASS & WOOD CLOCK GRANDFATHER CRANK KEY.
eBay
A French-style nickelled clock winding key.
eBay
French Type Nickelled Steel Clock Key. It should be a tight fit to avoid both slipping and wear whilst winding. Sizes from 2.00mm to 6.0mm (No.00 - No.15).
eBay
1x French style nickelled clock winding keys. Fairly large key so makes winding easy. CLOCK TOOLS & PARTS. WATCH REPAIR PARTS. WATCH REPAIR TOOLS. Top Quality Products. We can normally resolve any situation.
eBay
Crank Vienna Clock Winding Key. It should be a tight fit to avoid both slipping and wear whilst winding.
eBay
A set of 18 Sizes clock winding Keys from 000-15. One handle for all the keys, easy change. All you need to cover every clock winder. CLOCK TOOLS & PARTS. WATCH REPAIR PARTS. WATCH REPAIR TOOLS. We can normally resolve any situation.
eBay
Badische Uhrenfabrik Furtwangen AG was a German Clockmaker based in Furtwangen, Germany. 69mm in length. 24g in weight. Fits over a 4.5mm winding peg. Clean - No rust. Several hundred more keys and padlocks are available in my eBay shop.
eBay