Krieger Clock Parts
Clock Mainspring Let Down Tool 4 Piece Set Repair Winding 3.5-5.25 mm
Regular price
$39.00
4 piece clock mainspring let down / winding tool. Use to safely let the power down on clock mainspring before repairing. Handle and 3 chucks. Chucks are the following sizes: 5&6, 7&8, 10&12 - mm sizes are: 3.5, 3.75, 4.0, 4.25, 4.75 and 5.25 mm.