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Northfield Precision Instrument Corp., a leader in the design and manufacture of precision workholding chucks, introduces their 5C Collet Chuck. This chuck is interchangeable with their standard 4 inch chucks. Some features of the 5C Collet Chuck: Air actuated Uses Northfield's standard air feed tubes (wet or dry) Same bolt pattern as their standard 4 inch models All components hardened and ground to 58/63 HRC All diameters ground within 0.0001" TIR Uses standard 5C collets Can run at speeds in excess of 8,000 rpm .
Related Glossary Terms
- chuck
chuck
Workholding device that affixes to a mill, lathe or drill-press spindle. It holds a tool or workpiece by one end, allowing it to be rotated. May also be fitted to the machine table to hold a workpiece. Two or more adjustable jaws actually hold the tool or part. May be actuated manually, pneumatically, hydraulically or electrically. See collet.
- collet
collet
Flexible-sided device that secures a tool or workpiece. Similar in function to a chuck, but can accommodate only a narrow size range. Typically provides greater gripping force and precision than a chuck. See chuck.
- feed
feed
Rate of change of position of the tool as a whole, relative to the workpiece while cutting.
- total indicator runout ( TIR)
total indicator runout ( TIR)
Combined variations of all dimensions of a workpiece, measured with an indicator, determined by rotating the part 360°.
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