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Time to start the reversing gear.
Do the hard part first expansion link ?
You know the curved piece.
Piece of brass plate with chicken scratch.

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On the rotary table
The drill bit is on the point for the outer link.

The other center mark ( to the left i) is for the inner link..
My theory is if rull rotation of table is line the drill bit everything is in the right place.

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Then move mill table to the left and carefully mill while rotating table.
After some time I have this .
Some filing to do to finish


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Last nights effort was these

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Cheers
Dennis