For process engineers
The table is a production record, not a sales range.
HDC326 — Solid carbide drill (not for shrink-fit holders)
A real production series with 507 standard part numbers. The table below is taken from the geometry we have actually ground and shipped.

- Part numbers in series
- 507
- Diameter span
- 0.03–4.1 mm
- Coating
- Uncoated
Part numbers in HDC326
507 part numbersFilter this series further
| Part no. | Description | D1 mm | Flute mm | Shank mm | OAL mm | Point | Geometry |
|---|---|---|---|---|---|---|---|
| HDC326-0210-05 | Solid carbide drill (not for shrink-fit holders) | 0.21 | — | — | — | 100° | View full callout |
| HDC326-0215-02 | Solid carbide drill (not for shrink-fit holders) | 0.215 | 4 | 3.175 | 38 | 118° | Standard |
| HDC326-0220-01 | Solid carbide drill (not for shrink-fit holders) | 0.22 | 4.5 | 3.175 | 38 | 118° | Standard |
| HDC326-0220-03 | Solid carbide drill (not for shrink-fit holders) | 0.22 | 4 | 3.175 | 38 | 118° | Standard |
| HDC326-0220-06 | Solid carbide drill (not for shrink-fit holders) | 0.22 | 3 | 3.175 | 38 | 130° | Standard |
| HDC326-0225-01 | Solid carbide drill (not for shrink-fit holders) | 0.225 | 4 | 3.175 | 38 | 118° | Standard |
| HDC326-0225-02Repeat order | Solid carbide drill (not for shrink-fit holders) | 0.225 | 4.5 | 3.175 | 38 | 118° | Standard |
| HDC326-0230-04 | Solid carbide drill (not for shrink-fit holders) | 0.23 | 4 | 3.175 | 38 | 118° | Standard |
| HDC326-0230-08 | Solid carbide drill (not for shrink-fit holders) | 0.23 | 1 | 3 | 38 | 118° | Standard |
| HDC326-0240-01 | Solid carbide drill (not for shrink-fit holders) | 0.24 | 4 | 3 | 38 | 118° | Standard |
| HDC326-0240-02 | Solid carbide drill (not for shrink-fit holders) | 0.24 | 5 | 3.175 | 38 | 118° | Standard |
| HDC326-0250-03 | Solid carbide drill (not for shrink-fit holders) | 0.25 | 2.5 | 3 | 38 | 118° | Standard |
| HDC326-0250-08 | Solid carbide drill (not for shrink-fit holders) | 0.25 | 4 | 3.175 | 38 | 118° | Standard |
| HDC326-0250-10Repeat order | Solid carbide drill (not for shrink-fit holders) | 0.25 | 4.5 | 3.175 | 38 | 118° | Standard |
| HDC326-0250-11 | Solid carbide drill (not for shrink-fit holders) | 0.25 | 5 | 3.175 | 38 | 118° | Standard |
| HDC326-0250-12Repeat order | Solid carbide drill (not for shrink-fit holders) | 0.25 | 5.5 | 3.175 | 38 | 118° | Standard |
| HDC326-0250-15 | Solid carbide drill (not for shrink-fit holders) | 0.25 | 7.5 | 3.175 | 38 | 118° | Standard |
| HDC326-0250-25 | Solid carbide drill (not for shrink-fit holders) | 0.25 | — | — | — | — | View full callout |
| HDC326-0260 | Solid carbide drill (not for shrink-fit holders) | 0.26 | 4 | 3.175 | 38 | 118° | Standard |
| HDC326-0260-03 | Solid carbide drill (not for shrink-fit holders) | 0.26 | 3 | 3.175 | 38 | 118° | Standard |
| HDC326-0260-04 | Solid carbide drill (not for shrink-fit holders) | 0.26 | 5.5 | 3.175 | 38 | 130° | Standard |
| HDC326-0263 | Solid carbide drill (not for shrink-fit holders) | 0.263 | 4 | 3.175 | 38 | 118° | Standard |
| HDC326-0270-02 | Solid carbide drill (not for shrink-fit holders) | 0.27 | 3 | 3.175 | 38 | 118° | Standard |
| HDC326-0270-04 | Solid carbide drill (not for shrink-fit holders) | 0.27 | 4 | 3.175 | 38 | 118° | Standard |
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.