For process engineers
The table is a production record, not a sales range.
HDC636 — TiN-coated left-hand solid carbide drill
A real production series with 997 standard part numbers. The table below is taken from the geometry we have actually ground and shipped.

- Part numbers in series
- 997
- Diameter span
- 0.15–3.72 mm
- Coating
- TiN
What the catalogue commits to
Production capability
Min. diameter 0.15 mm
Typical application
Left-hand drilling for high-speed PCB and precision drilling equipment.
Part numbers in HDC636
997 part numbersFilter this series further
| Part no. | Description | D1 mm | Flute mm | Shank mm | OAL mm | Point | Geometry |
|---|---|---|---|---|---|---|---|
| HDC636-0693-01-01 | TiN-coated left-hand solid carbide drill | 0.693 | 3 | 3.2 | 38 | 118° | Standard |
| HDC636-0700-01 | TiN-coated left-hand solid carbide drill | 0.7 | 5 | 3.2 | 38 | 150° | Standard |
| HDC636-0700-01-01 | TiN-coated left-hand solid carbide drill | 0.7 | 5 | 3.2 | 38 | 118° | Standard |
| HDC636-0700-01-02Repeat order | TiN-coated left-hand solid carbide drill | 0.7 | 5.5 | 3.2 | 38 | 118° | Standard |
| HDC636-0705-01 | TiN-coated left-hand solid carbide drill | 0.705 | 5 | 3.2 | 38 | 150° | Standard |
| HDC636-0705-01-02 | TiN-coated left-hand solid carbide drill | 0.705 | 5 | 3.2 | 38 | 118° | Standard |
| HDC636-0710-01 | TiN-coated left-hand solid carbide drill | 0.71 | 5 | 3.2 | 38 | 150° | Standard |
| HDC636-0710-01-02Repeat order | TiN-coated left-hand solid carbide drill | 0.71 | 5 | 3.2 | 38 | 118° | Standard |
| HDC636-0710-01-04 | TiN-coated left-hand solid carbide drill | 0.71 | 6 | 3.2 | 38 | 118° | Standard |
| HDC636-0713-01-02 | TiN-coated left-hand solid carbide drill | 0.713 | 5 | 3.2 | 38 | 118° | Standard |
| HDC636-0715-01 | TiN-coated left-hand solid carbide drill | 0.715 | 5 | 38 | 3.2 | 160° | Standard |
| HDC636-0715-01-02Repeat order | TiN-coated left-hand solid carbide drill | 0.715 | 5.5 | 3.2 | 38 | 118° | Standard |
| HDC636-0715-01-03 | TiN-coated left-hand solid carbide drill | 0.715 | 5 | 3.2 | 38 | 150° | Standard |
| HDC636-0717-01 | TiN-coated left-hand solid carbide drill | 0.717 | 5 | 3.2 | 38 | 118° | Standard |
| HDC636-0718-01-02Repeat order | TiN-coated left-hand solid carbide drill | 0.718 | 5 | 3.2 | 38 | 118° | Standard |
| HDC636-0720-01 | TiN-coated left-hand solid carbide drill | 0.72 | 5 | 3.2 | 38 | 160° | Standard |
| HDC636-0720-01-02Repeat order | TiN-coated left-hand solid carbide drill | 0.72 | 5.5 | 3.2 | 38 | 118° | Standard |
| HDC636-0720-01-03 | TiN-coated left-hand solid carbide drill | 0.72 | 5 | 3.2 | 38 | 150° | Standard |
| HDC636-0720-01-04 | TiN-coated left-hand solid carbide drill | 0.72 | 7 | 3.2 | 38 | 118° | Standard |
| HDC636-0723-02 | TiN-coated left-hand solid carbide drill | 0.723 | 5 | 3.2 | 38 | 130° | Standard |
| HDC636-0725-01 | TiN-coated left-hand solid carbide drill | 0.725 | 5 | 3.2 | 38 | 118° | Standard |
| HDC636-0725-01-02 | TiN-coated left-hand solid carbide drill | 0.725 | 5.5 | 3.2 | 38 | 118° | Standard |
| HDC636-0725-01-03Repeat order | TiN-coated left-hand solid carbide drill | 0.725 | 5.5 | 3.2 | 38 | 150° | Standard |
| HDC636-0725-01-04 | TiN-coated left-hand solid carbide drill | 0.725 | 5.5 | 3.2 | 38 | 160° | 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.