Instead of going the normal route – finding friends with machine tools or paying a machine shop, he improvised a rudimentary metal lathe. The finished couplers were concentric to 0.005″.

Contrary to CNC Milling Lathe machining is for circular geometries (stock is commonly a solid/hollow cylinder) but a hexagon or square can be turned down to a cylinder. Instead of spinning the tools, ...

These efficient and cost-effective precision tools are designed to optimize the machine’s parameters. Originally developed for manufacturing of precision parts in the watch industry, Swiss-type CNC ...