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> 7PCS ng-3178R KC850 kennametal .178 groooving insert
7PCS ng-3178R KC850 kennametal .178 groooving insert
7pcs Kennametal Top Notch Grooving Inserts NG-3178R Grade KC850
* Corner Radius on cutting tips .005/.010
* Maximum External Groove Depth: .150
* Maximum Internal Groove Depth: .125 at the minimum bore of 1.625"
The tool holders for the size #3 insert are series: NSR, NSL, NER, NEL and are available in square shank sizes of 3/4", 1", 1-1/4" and 1-1/2". Boring bars have a series number of A-NER3" or "A-NEL3 and come in shank sizes of 1-00" thru to 2.500". An example for the part number of a tool holder is NSR-243D. An example number for a boring bar is A28-NER3
