Double-sided negative turning insert, square with inscribed circle diameter of 0.75 inch, 0.25 inch thick, 0.063 inch nose radius, indexing accuracy according to ISO-tolerance class-M, chip-breaker RM with rounded cutting edges, in grade T8415.
| Manufacturer Part Number | SNMG 644-RM:T8415 |
| Cutting Edge Length (mm) | 19.05mm |
| Inscribed Circle Diameter (mm) | 19.05mm |
| Insert Thickness (mm) | 6.35mm |
| Fixing Hole Diameter (mm) | 7.94mm |
| Corner Radius (mm) | 1.60mm |
| Corner Radius (Decimal Inch) | 0.063" |
| Insert Geometry | Negative |
| Cutting Edge Length (Decimal Inch) | 0.750" |
| Fixing Hole Diameter (Decimal Inch) | 0.313" |
| Inscribed Circle Diameter (Decimal Inch) | 0.750" |
| Insert Thickness (Decimal Inch) | 0.250" |
| Insert Shape Code | S - square |
| Insert Design | SNMG |
| Coating | T8415 |
| Product Type | Turning Negative Insert |
| Country of Origin | Czech Republic |