Mitsubishi WNMG080412-GH UC5115 Carbide Turning Inserts for Cast Iron (10pcs/box) DCGT11T304FN-JS SH725 ⭐⭐⭐⭐ "Stable Surface Finish" -

⭐⭐⭐⭐ "Stable Surface Finish" - Kenji H

FM vs F Breaker: The FM breaker is better for variable depths of cut

In interrupted cuts

The UE6110 grade really holds its edge much longer than other brands I've tried

⭐⭐⭐⭐⭐ "Original Mitsubishi Quality" - Marco L

Mitsubishi WNMG080412-GH UC5115 Carbide Turning Inserts for Cast Iron (10pcs/box) DCGT11T304FN-JS SH725 ⭐⭐⭐⭐ "Stable Surface Finish" -MITSUBISHI WNMG080412 GH UC5115 Heavy Duty Cast Iron Roughing Expert 1. 2mm Corner Radius Made in Japan Product Overview The Mitsubishi WNMG080412 GH UC5115 is a powerhouse double sided 80 trigon negative insert, specifically engineered for the most demanding cast iron turning applications. Featuring a robust 1. 2mm corner radius for maximum edge strength and the specialized UC5115 CVD coating, this insert excels in high speed roughing of gray and