Elmer Verburg's Reversible Vertical Twin Wobbler, Page 2

Crank Bearings

The crank bearings are made of brass, but are fairly simple in design:

Perspective View...

Front View. The mounting holes are 4-40...

Right View...

Okay, we need 2 of these little guys made from brass. A piece of brass plate in the neighborhood of 3/4" square by 5/16" or 1/2" thick should do nicely as a starting point. Alternatively, some 1" diameter round stock may also be used if you don't have any brass plate on hand (I didn't).

Column

The column is the most complicated piece to machine because it has a number of features, holes, and curves:

Perspective View...

Front view...

Right view...

Top view...

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