Komaki City, Mar 2026
Dear Valued Customer,
We would like to inform you of an upcoming specification change regarding the screws and wrenches supplied with certain “Mogul Bar” internal boring toolholders.
Details of the Change
- Applicable products: Seven (7) models of “Mogul Bar” internal boring toolholders (see table below).
- Description: The item numbers of the supplied screws and wrenches will be revised.
- Impact on performance: Please be assured that this change does not affect toolholder performance, quality, or usability in any way.
Implementation Schedule
Starting April 2026, we will gradually transition to the new specifications.
Toolholders shipped from this period onward will include the new screws and wrenches.
Applicable Products and Specification Changes
| Code | Item Number | Applicable Inserts | New Screw | New Wrench | Conventional Screw | Conventional Wrench |
|---|---|---|---|---|---|---|
| 7914588 | C08K‑SCLCR06D10‑OH | CC..0602 | CSTB‑2.5*5 | TC‑8 | LRIS‑2.5*5 | CLR‑15S |
| 7912177 | S08H‑SCLCR06D10‑OH | CC..0602 | CSTB‑2.5*5 | TC‑8 | LRIS‑2.5*5 | CLR‑15S |
| 7912183 | C10M‑SCLCR06D12‑OH | CC..0602 | CSTB‑2.5*5 | TC‑8 | LRIS‑2.5*5 | CLR‑15S |
| 7912178 | S10K‑SCLCR06D12‑OH | CC..0602 | CSTB‑2.5*5 | TC‑8 | LRIS‑2.5*5 | CLR‑15S |
| 7912184 | C12M‑SCLCR06D14‑OH | CC..0602 | CSTB‑2.5*5 | TC‑8 | LRIS‑2.5*5 | CLR‑15S |
| 7912179 | S12M‑SCLCR06D14‑OH | CC..0602 | CSTB‑2.5*5 | TC‑8 | LRIS‑2.5*5 | CLR‑15S |
| 7914583 | S16Q‑SCLCR09D18‑OH | CC..09T3 | CSTB‑4*8 | TC‑15 | LRIS‑4*8 | LLR‑25S‑20*65 |
Note:
This specification change applies only to the toolholders listed above.
All other internal boring toolholders remain unchanged.
Appearance of new wrench

TC-8 (T8)

TC-15 (T15)
If you have any questions or need further information, please feel free to contact us.