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"This 16mm bar is an absolute tank for internal roughing cycles
If your tool is breaking or chipping
V - 35° Narrow Diamond Shape Pocket Seating (Tailored for extreme-clearance indexable VCMT / VCGT inserts with 7° positive side clearance)
The cutting edge is highly reinforced to prevent breakage under extreme loads
meticulously engineered with a highly stabilized pocket to seat 11ER and 11ERM external right-hand carbide inserts (IC 1/4")
Korloy CNMG120412-HM NC3020 Heavy Roughing Steel Insert (10pcs) black nitriding "This 16mm bar is anThe Original Korloy CNMG120412 HM NC3020 (ANSI Standard: CNMG 433) is a powerhouse insert engineered for maximum metal removal rates (MRR) in steel turning. Featuring a robust 1. 2mm (3 64") nose radius, this insert provides the ultimate edge strength required for heavy duty roughing. The NC3020 CVD grade is optimized for high speed wear resistance, making it the perfect choice for high volume production of large carbon and alloy steel components.
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