Sumitomo electric is a renowned name in the field of metal cutting tools in the category of super hard materials they are world leaders. This particular category consist of materials like CBN and PCD which are much higher on hardness scale as...
Purity : Single Start,Multi Start Pitches,Machine Relieved Forms (Class C),Ground Relieved Forms (Class A & B),Special Features Like Topping, Semi-Topping, Protoburence