Double-sided turning insert with a hard submicron grain size substrate with a PVD coating and special SUMOTEC surface treatment. Excellent for machining high temperature alloys and Titanium alloys, at moderate to relatively high cutting speeds. Features high wear resistance and plastic deformation durability. Insert with a positive rake angle and sharp, positive radial edge. Used for machining very ductile materials like aluminium alloys, soft, low carbon steel, stainless steel and high temperature alloys.