


JEM # WAL-69036206903620
M4257-063-B27-03-54 slot and side mill, 63 mm diameter, 27 mm arbor, 3 teethM4257-063-B27-03-54Ø 63 mmArbor 27 mm3 teethSD09T3
SpecificationsFrom Walter's product data
- Type
- Slot and side mill
- Cutting Ø
- 63 mm
- 2.480"
- Mount
- Arbor 27 mm
- Shell mill (arbor)
- Teeth
- 3
- Max depth of cut
- 45.4 mm
- Insert seat
- SD09T3, LD14T3
- LD..
- Overall length
- 69 mm
- Max RPM
- 21,750
- Coolant
- Not listed
- Walter family
- M4257
Metric 27 mm arbor: adapters for it are quoted at the counter. Call the counter for one.
Inserts, mounting and other sizes

Inserts for M4257-063-B27-03-54104 SD09T3, LD14T3 inserts: pick a grade, chipbreaker and radius. Sold in packs.
All with filters →Chipbreaker
Radius
ISO
| Part no. | Designation | Grade | Chipbreaker | Radius | ISO | Operation | Stock | Price | Add |
|---|---|---|---|---|---|---|---|---|---|
7021579 | SDMW09T3AZN-A57 | WAK15 | A57 | .012" | K | — | Ships from Walter | $20.90 | |
7021676 | SDGT09T3AZN-F57 | WAK15 | F57 | .012" | K | — | Ships from Walter | $30.50 | |
8168992 | SDGW09T3AZR-A88 | WDN20 | A88 | .012" | N | — | Ships from Walter | $154.00 | |
7786053 | SDET09T3AZN-F57 | WEP20 | F57 | .012" | P | — | Ships from Walter | $23.30 | |
5004810 | SDGT09T3AEN-G88 | WK10 | G88 | .012" | N | — | Ships from Walter | $24.80 | |
7021682 | SDHT09T3AZN-G88 | WK10 | G88 | .012" | N | — | Ships from Walter | $31.00 | |
8441383 | SDMT09T3AZN-D57 | WKK25G | D57 | .012" | K | — | Ships from Walter | $24.20 | |
7021625 | SDMT09T3AZN-F57 | WKP25S | F57 | .012" | P K | — | Ships from Walter | $23.00 | |
7021677 | SDGT09T3AZN-F57 | WKP25S | F57 | .012" | P K | — | Ships from Walter | $30.50 | |
7028051 | SDGT09T3AEN-F57 | WKP25S | F57 | .012" | P K | — | Ships from Walter | $30.50 | |
7182176 | SDMW09T3AZN-A57 | WKP35G | A57 | .012" | P K | — | Ships from Walter | $27.60 | |
7182177 | SDMT09T3AZN-D57 | WKP35G | D57 | .012" | P K | — | Ships from Walter | $27.60 |

M4257, every size4 bodies · Slot and side mill
Mount
| Part no. | Designation | Ø | Mount | Teeth | Max depth | Stock | Price | Add |
|---|---|---|---|---|---|---|---|---|
6903587 | M4257-040-T36-02-54 | 40 mm | ScrewFit T36 | — | 30.2 mm | Ships from Walter | $1,675.00 | |
6903588 | M4257-040-W40-02-54 | 40 mm | Shank 40 mm | — | 30.2 mm | Ships from Walter | $1,755.00 | |
6903589 | M4257-050-B22-02-47 | 50 mm | Arbor 22 mm | 2 | 39.5 mm | Ships from Walter | $1,849.00 | |
6903620 this | M4257-063-B27-03-54 | 63 mm | Arbor 27 mm | 3 | 45.4 mm | Ships from Walter | $2,542.00 |









