![French Clock Key #10 (10591801999)](http://perrinwatchparts.com/cdn/shop/products/74.265-250to500-300_39fc7877-f143-4552-8dc7-2890a74b5b2c_300x300.jpg?v=1595351444)
French Clock Key #10 is a single ended French Clock Key made of steel. This #10 French Clock key fit clock winding arbor with a 4.75mm square.
French Clock Key #10 is a single ended French Clock Key made of steel. This #10 French Clock key fit clock winding arbor with a 4.75mm square.