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1) Rounding of cutting edge before and after edge radiusing

2) Close up of hard droplets formed during hard coating of cutting tools and then removed by surface finishing in an Otec DF machine

3) Effects on cutting tool surfaces during processing in drag or stream finishing machine from Otec.jpg

4) Otec DF3 drag finishing machine

5) Otec SF1 stream finishing machine with chain feed for automatic loading and unloading for inline cutting tool production