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2. Digital read out - Wikipedia

   en.wikipedia.org/wiki/Digital_read_out

   In machine-shop terminology, the complete digital read-out system (consisting of a computer, axis-position encoders, and a numeric display) is referred to by the acronym DRO. Such a system is commonly fitted to machines in today's shops, especially for metal working — lathes, cylindrical grinders, milling machines, surface grinders, boring ...

3. Milling (machining) - Wikipedia

   en.wikipedia.org/wiki/Milling_(machining)

   The original class of machine tools for milling was the milling machine (often called a mill). After the advent of computer numerical control (CNC) in the 1960s, milling machines evolved into machining centers : milling machines augmented by automatic tool changers, tool magazines or carousels, CNC capability, coolant systems, and enclosures.

4. Optical comparator - Wikipedia

   en.wikipedia.org/wiki/Optical_comparator

   A J&L comparator with a DRO. Profile projector, also known as contour comparator, is widely used to measure 2-dimensional data. An optical comparator (often called just a comparator in context) or profile projector is a device that applies the principles of optics to the inspection of manufactured parts.

5. Bridgeport (machine tool brand) - Wikipedia

   en.wikipedia.org/wiki/Bridgeport_(machine_tool...

   The original corporation was founded in Bridgeport, Connecticut, and started selling its machines in 1938.It became known in the following decades for small and medium-sized vertical milling machines, with a form of quill equipped multiple-speed vertical milling head with a ram-on-turret mounting over a knee-and-column base.

6. Burr (cutter) - Wikipedia

   en.wikipedia.org/wiki/Burr_(cutter)

   For example, endmills can be used in routers, and burrs can be used like endmills in milling by CNC or manual machine tools. [3] These are often used in CNC machining centers for removing burrs (the small flakes of metal) after a machining process.

7. Rotary table - Wikipedia

   en.wikipedia.org/wiki/Rotary_table

   To machine spanner flats on a bolt; To drill equidistant holes on a circular flange; To cut a round piece with a protruding tang; To create large-diameter holes, via milling in a circular toolpath, on small milling machines that don't have the power to drive large twist drills (>0.500"/>13 mm) To mill helixes; To cut complex curves (with proper ...