This new Bergeon mainspring winder set includes the most popular sizes of winders available from Bergeon. Each assortment includes five drums, five left hand arbors (blue dot), five right hand arbors (red dot), a handle for left hand winding, a handle for right hand winding and a storage box all from Bergeon. Sizes included are number 04 (7.8mm), 05 (8.6mm), 06 (9.8mm), 07 (10.8mm) and 08 (12.0mm). The box also has two empty drum slots so you can store a couple winders of your choice. Swiss made
- 5 drums with left and right hand winders
- Sizes included are 04(7.8mm), 05(8.6mm), 06(9.8mm), 07(10.8mm) and 08(12.0mm)
- Includes winding handles for both right and left hand winding
- Convenient storage box
- Swiss made