Description
1 piece NEW hand nut to fit a Hermle mechanical grandfather clock movement - a Hermle grandfather clock movement that winds by pulling the chains or by winding the clock with a key or crank. 10 mm (about 3/8") diameter is the correct size for grandfather clock movements. Correct thread size for all Hermle movements. Brass. THIS HAND NUT WILL NOT FIT A BATTERY POWERED CLOCK MOVEMENT. Thanks for looking!