Milling
R390 Indexable Milling Insert
Workpiece material (ISO)
P · SteelM · StainlessK · Cast ironN · Non-ferrous
R390 Indexable Milling Inserts in R390-11T3 and R390-1704 size codes, 1025 and 4240 grades, corner radius 0.8 mm, 4 catalogue items.
Workpiece material
Material applicability
P · SteelM · StainlessK · Cast ironN · Non-ferrous
Specifications
Sizes & part numbers
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| ORDER NO. | CORNER R | EDGE LENGTH B | Thickness | IC | GRADE |
|---|---|---|---|---|---|
| R390-11T308E-PL | 0.8 | 6.8 | 3.59 | 11 | |
| R390-11T308M-PM | 0.8 | 6.8 | 3.59 | 11 | |
| R390-170408M-PL | 0.8 | 9.6 | 4.76 | 17 | |
| R390-170408M-PM | 0.8 | 9.6 | 4.76 | 17 |
Thickness = blade/insert thickness · IC = inscribed-circle diameter
Compatibility
Compatible holders
R39011T3 series
R3901704 series
Compatibility derived from the standard insert size code — uses standard APMT/APGT naming. See each linked page for the exact grade and chipbreaker codes.
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