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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.

Precision cutting-tool production line, general category reference
General reference illustration — not a photograph of a specific part number or product, and not plant documentation. Dimensions, not images, define a specification.
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

HDC636 standard part numbers
Part no.DescriptionD1
mm
Flute
mm
Shank
mm
OAL
mm
PointGeometry
HDC636-1985-01-01TiN-coated left-hand solid carbide drill1.985123.238118°Standard
HDC636-1990-01TiN-coated left-hand solid carbide drill1.99123.238118°Standard
HDC636-1993-01-01TiN-coated left-hand solid carbide drill1.993103.238118°Standard
HDC636-2000-01Repeat orderTiN-coated left-hand solid carbide drill2103.238118°Standard
HDC636-2000-01-02Repeat orderTiN-coated left-hand solid carbide drill2123.238118°Standard
HDC636-2010-01TiN-coated left-hand solid carbide drill2.01123.238118°Standard
HDC636-2015-01-01TiN-coated left-hand solid carbide drill2.015123.238118°Standard
HDC636-2020-01TiN-coated left-hand solid carbide drill2.02123.238118°Standard
HDC636-2030-01TiN-coated left-hand solid carbide drill2.03123.238118°Standard
HDC636-2040-01TiN-coated left-hand solid carbide drill2.04123.238118°Standard
HDC636-2050-01TiN-coated left-hand solid carbide drill2.05103.238118°Standard
HDC636-2050-01-03Repeat orderTiN-coated left-hand solid carbide drill2.05123.238118°Standard
HDC636-2060-01TiN-coated left-hand solid carbide drill2.06123.238118°Standard
HDC636-2070-01TiN-coated left-hand solid carbide drill2.07123.238118°Standard
HDC636-2080-01TiN-coated left-hand solid carbide drill2.08123.238118°Standard
HDC636-2080-01-01TiN-coated left-hand solid carbide drill2.0883.238118°Standard
HDC636-2090-01-01TiN-coated left-hand solid carbide drill2.0983.238118°Standard
HDC636-2090-01-02TiN-coated left-hand solid carbide drill2.09123.238118°Standard
HDC636-2095-01TiN-coated left-hand solid carbide drill2.095103.238118°Standard
HDC636-2095-01-02TiN-coated left-hand solid carbide drill2.095123.238118°Standard
HDC636-2100-01Repeat orderTiN-coated left-hand solid carbide drill2.1123.238118°Standard
HDC636-2100-01-03TiN-coated left-hand solid carbide drill2.1103.238118°Standard
HDC636-2105-01TiN-coated left-hand solid carbide drill2.105103.238118°Standard
HDC636-2110-01Repeat orderTiN-coated left-hand solid carbide drill2.11123.238118°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.