Mitsubishi CCMW09T308 MC5015 Flat-Top Carbide Insert for Cast Iron (10pcs) DNMG150404-DM YBC251 Uncoated K10 allows for the

Uncoated K10 allows for the absolute sharpest edge

— Andreas K

HMP (This Model) Optimized for Precision & Finishing

Expert Q&A

"Perfect for profiling 4140 steel

Mitsubishi CCMW09T308 MC5015 Flat-Top Carbide Insert for Cast Iron (10pcs) DNMG150404-DM YBC251 Uncoated K10 allows for theCCMW09T308 MC5015 Nano Texture Technology High Speed Cast Iron Master Flat Top Geometry Next Gen Grade & Structural Integrity MC5015 Grade (Nano Texture CVD): This is Mitsubishis premium K Class grade. It features an ultra fine grain Nano Texture Technology coating that creates an incredibly slick and hard barrier. This specifically prevents the abrasive graphite flakes in cast iron from scouring the carbide substrate, allowing for much higher cutting