| ISO Designation | Edge
Length
LE (mm) | Thickness
S (mm) | Radius RE(mm) | Chipbreaker | Grade |
| CNMG120412-MG | 12 (12.7) | 04 (4.76) | 12 (1.2) | MG | ET21P |
Grade: ET21P
Type: Single layer PVD coated grades are designed to balance edge strength with extended tool life..
Colour: Gold
Grade Summary: ET21P Optimised grade for cutting of stainless steel at high cutting speeds.
Type of Cut: MG chipbreaker - Medium to difficult conditions in Stainless Steel and HRSA.
Best for: Stainless Steels.
Feed Rate & Depth of Cut
| fn (mm/rev) | 0.20 - 0.40 |
| ap (mm) | 1.5 - 4.0 |
Speeds Chart
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