When painting with a roller you get a good smooth surface, often even better quality than that made with a brush. However, if you need the same brush to hold the winding “tracks” with the aim of obtaining a decorative pattern. To achieve the same roller, its surface is enough to pull a cord and the picture painted surface will be more interesting.
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THE WORM GEAR ON A LATHE
We offer to your attention a simple device with which a lathe can cut the worm wheel with any number of teeth. As the cutting tool used here is the standard tap mounted in the Chuck of...