For process engineers
The table is a production record, not a sales range.
CM326 — Helical solid carbide reamer
A real production series with 67 standard part numbers. The table below is taken from the geometry we have actually ground and shipped.

- Part numbers in series
- 67
- Diameter span
- 0.41–6.325 mm
- Coating
- Uncoated
Part numbers in CM326
67 part numbersFilter this series further
| Part no. | Description | D1 mm | Flute mm | Shank mm | OAL mm | Point | Geometry |
|---|---|---|---|---|---|---|---|
| CM326-1500-01Repeat order | Helical solid carbide reamer | 1.5 | — | — | — | — | View full callout |
| CM326-1500-03 | Step solid carbide reamer | 1.5 | — | — | — | — | View full callout |
| CM326-1520-01 | Helical solid carbide reamer | 1.52 | — | — | — | — | View full callout |
| CM326-1600 | Helical solid carbide reamer | 1.6 | — | — | — | — | View full callout |
| CM326-1620-01 | Helical solid carbide reamer | 1.62 | — | — | — | — | View full callout |
| CM326-1730 | Helical solid carbide reamer | 1.73 | 4 | 4 | 50 | — | Standard |
| CM326-2000 | Helical solid carbide reamer | 2 | — | — | — | — | View full callout |
| CM326-2000-01 | Solid carbide reamer | 2 | — | — | — | — | View full callout |
| CM326-2020 | Solid carbide reamer | 2.02 | — | — | — | — | View full callout |
| CM326-2260 | Helical solid carbide reamer | 2.26 | — | — | — | — | View full callout |
| CM326-2260-01 | Helical solid carbide reamer | 2.26 | — | — | — | — | View full callout |
| CM326-2400 | Coolant-through solid carbide drill | 2.4 | — | — | — | 45° | View full callout |
| CM326-2600 | Step solid carbide reamer | 2.6 | — | — | — | 120° | View full callout |
| CM326-2600-01 | Step solid carbide reamer | 2.6 | — | — | — | 60° | View full callout |
| CM326-2800 | Step solid carbide reamer | 2.8 | — | — | — | 120° | View full callout |
| CM326-2810 | Helical solid carbide reamer | 2.81 | — | — | — | — | View full callout |
| CM326-2850 | Solid carbide reamer | 2.85 | — | — | — | — | View full callout |
| CM326-3000 | Helical solid carbide reamer | 3 | 5.4 | 6 | 50 | 118° | Standard |
| CM326-3010 | Solid carbide reamer | 3.01 | — | — | — | — | View full callout |
| CM326-3010-03 | Solid carbide reamer | 3.01 | — | — | — | — | View full callout |
| CM326-3020 | Helical solid carbide reamer | 3.02 | — | — | — | — | View full callout |
| CM326-3020-01 | Step solid carbide reamer | 3.02 | — | — | — | 120° | View full callout |
| CM326-3020-02 | Solid carbide cutting tool | 3.02 | — | — | — | 60° | View full callout |
| CM326-3025-02 | Solid carbide reamer | 3.025 | — | — | — | — | View full callout |
How to read a part number. The prefix is the series, the four digits after the first dash encode the cutting diameter in thousandths of a millimetre (for example 1000 is 1.000 mm), and any trailing digits identify the flute or variant. The full geometry is written as D1 × flute length × shank × overall length.