
| OD Dia. |
Holder | R Effective Length |
L Overall Length |
S Shank Dia. |
Flutes | Insert Match color to inserts below |
Insert Dia. |
|---|---|---|---|---|---|---|---|
| 1.500" | TREM150-350-R6-2 | 3.500" | 6.190" | 1.500" | 2 | ![]() |
.750" |
| OD Dia. |
Holder | R Effective Length |
L Overall Length |
S Shank Dia. |
Flutes | Insert Match color to inserts below |
Insert Dia. |
|---|---|---|---|---|---|---|---|
| 1.500" | CC-TREM150-550-R6-2 | 5.500" | 8.190" | 1.500" | 2 | ![]() |
.750" |

| OD Dia. |
Holder | R Effective Length |
B Arbor Dia. |
H Counter Bore Dia. |
Flutes | Insert Match color to inserts below |
Insert Dia. |
|---|---|---|---|---|---|---|---|
| 3.000" | TRSM300-100-R6-4 | 2.000" | 1.000" | .790" | 4 | ![]() |
.750" |
| 3.500" | TRSM350-100-R6-4 | 2.000" | 1.000" | .790" | 4 | ![]() |
.750" |
| 4.000" | TRSM400-150-R6-6 | 2.000" | 1.500" | 2.060" | 6 | ![]() |
.750" |
| 4.500" | TRSM450-150-R6-6 | 2.000" | 1.500" | 2.060" | 6 | ![]() |
.750" |
| 6.000" | TRSM600-200-R6-8 | 2.000" | 2.000" | 2.875" | 8 | ![]() |
.750" |
| 6.500" | TRSM650-200-R6-8 | 2.000" | 2.000" | 2.875" | 8 | ![]() |
.750" |
| 8.000" | TRSM800-FM-R6-10 FLANGE MOUNTED |
2.380" | 2.500" | 4.0" B/C | 10 | ![]() |
.750" |
| 8.440" | TRSM850-FM-R6-10 FLANGE MOUNTED |
2.380" | 2.500" | 4.0" B/C | 10 | ![]() |
.750" |
![]() | "T" inserts have a reinforced cutting edge for steels, irons and hard milling. |
![]() | "N" inserts are for typical cutting applications where high-performance milling of steels, irons and 400-series stainless is desired. |
![]() | "D" inserts have a high-positive cutting edge for stainless steels, high-temperature alloys and gummy materials. |
| Insert | IC | Thickness | Radius | Uncoated | Coated | |||
|---|---|---|---|---|---|---|---|---|
![]() |
DMK30 DMK25† DMP25 DMK15 |
DMK253† DMP253 DMK153 |
DMK30-HP DMK25-HP† DMP25-HP DMK15-HP |
DMK307 DMK257† DMP257 DMK157 |
DMK30-GLH DMK25-GLH† DMP25-GLH DMK15-GLH |
|||
| RPMH-64-T | .750" | .220" | .375" | • | • | • | • | • |
| RPMH-64-N | .750" | .220" | .375" | • | • | • | • | • |
| RPMH-64-D | .750" | .220" | .375" | • | • | • | • | • |
| Ground | ||||||||
| RXCH-63-T‡ | .750" | .187" | .375" | • | • | • | • | • |
| RXCH-63-D* | .750" | .187" | .375" | • | • | • | • | • |
| Insert | IC | Thickness | Radius | Max. DOC | Uncoated | Coated | ||||
|---|---|---|---|---|---|---|---|---|---|---|
![]() |
DMK30 DMK25† DMP25 DMK15 |
DMK303 | DMK253† DMP253 DMK153 |
DMK30-HP DMK25-HP† DMP25-HP DMK15-HP |
DMK307 DMK257† DMP257 DMK157 |
DMK30-GLH DMK25-GLH† DMP25-GLH DMK15-GLH |
||||
| OPMH644-T | .750" | .220" | .062" | .200" | • | o | • | • | • | • |
| OPMH644-N | .750" | .220" | .062" | .200" | • | • | • | • | • | • |
| OPMH644-D | .750" | .220" | .062" | .200" | • | • | • | • | • | • |
| Ground | ||||||||||
| OXCH-634-T‡ | .750" | .187" | .062" | .200" | • | o | • | • | • | • |
| OXCH-634-D* | .750" | .187" | .062" | .200" | • | o | • | • | • | • |
Dapra Toroid products are made in the USA.