Watch makers need winding tools to wind watch mainsprings. The Bergeon 2729 mainspring winder set is a robust precision tool. It has seven assorted right hand mainspring winders. It is specially designed for Nivaflex mainsprings but can be reliably used on good quality mainsprings too. This tool comes with a handle that fits all winders and the whole set is packed into a wooden case. The Bergeon 2795 assorted 17 piece mainspring winders has many advantages like hook height equals mainspring strength, eccentric arbour and an opening for mainspring centre which is also available for left hand. This set has an assorted 17 mainspring winders for right hand mainsprings all of which fit into a single handle that comes as part of this set. This is a Swiss made tool which comes in a wooden case for storage. To use, the mainspring is wound into the barrel carefully without being touched by hand. The number is indicated on each arbour.

The Bergeon 2795-ETA assorted 12 piece mainspring winder set covers the most popular ETA calibres. There are 12 pieces with a diagram that shows which mainsprings these winders work well on. The set has a wooden handle to fit the entire assortment and all this is put in a wooden box. The Bergeon 5356 Pocket and watch mainspring winders is a set that has an assorted bunch of seventeen mainspring winders meant for both left hand and right hand mainsprings. There are 17 mainspring winders that are for right hand No 0 to 15 and one handle. There are 17 arbors for left hand No 0 to 15 and one number handle. All these come packed in a sturdy wooden case that helps in storage of the pieces in the set. There is a Red point: on right and Blue point: on left.

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