There are a lot of cheap Chinese CNC machines out there with okay mechanics and terrible electronics. The bearings aren’t complete crap, but the spindle of these CNC machines is a standalone PWM ...
[Ed] is pretty old school. He loves the functionality of old industrial shop tools that have their own dedicated systems. With huge candy-like buttons, who wouldn’t? [Ed] decided to replicate this ...
A 3-mm ballnose cutter re-roughs a 50 Rc H13 toolsteel mold at 15,000 rpm and 120 ipm. High speed spindles are application specific, sophisticated, delicate and expensive. Here is how one manufacturer ...
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