Cool Machining Aluminum pictures

Some cool machining aluminum images:

Deforming Undersized Regular threads to fit a Metric T-Ring

Image by nebarnix
It works!

Lathed 12mm Parfocal Extender

Image by nebarnix
33mm to 45mm for quick but amazing lomos.

The surface finish could use a touch up. The tolerances on this piece have been pretty tight and I wanted to make confident it would match ahead of I invested also much time. RMS threads are a bitch.