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Solid Tungsten Carbide Drill Bit D18.5mm – TiN Coated, 100mm OAL, for Hardened Steel

Product Specifications:

  • Product Number:TCD185060D200100T
  • Material:Tungsten Carbide
  • Cutting Diameter:18.5 mm
  • Flute Length:60 mm
  • Overall Length:100 mm
  • Shank Diameter:20 mm
  • Coating:TiN (gold)
  • Max. Workpiece Hardness:HRC 58
  • Length Type:Jobber-length
  • Standards:DIN / JIS / API
  • HS Code:8207400000
  • Package:Plastic Box
 

Product Details

This solid tungsten carbide drill bit features a TiN (titanium nitride) coating, providing reduced friction and increased wear resistance for general-purpose drilling in hardened steels (up to HRC 58), stainless steel, cast iron, and alloy steels. The 18.5mm cutting diameter with a 60mm flute length and 100mm overall length makes it suitable for medium-depth holes in CNC machining centers and manual milling machines.

The TiN coating (gold) allows higher cutting speeds and extends tool life compared to uncoated carbide. The straight shank (20mm) ensures compatibility with standard hydraulic and collet chucks. This jobber-length drill offers a good balance of rigidity and reach for most industrial applications.

Typical uses include mold making, heavy equipment manufacturing, automotive parts, and structural steel drilling. Custom lengths, shank diameters, and alternative coatings (TiAlN, AlCrN) are available for OEM orders. For high-volume production, this TiN-coated carbide drill delivers consistent hole quality and long service life.

 

Product Series

SOLID CARBIDE DRILLS FOR automotive processing

Solid carbide drills for automotive manufacturing deliver high precision, excellent wear resistance, and high cutting speeds. Ideal for engine cylinders, oil/cooling holes, transmission housings, brake systems, and e‑motor components.

You can refer to the article The Critical Role of Solid Carbide Drills in Automotive Processing to learn more.

Series Products

 

Customization

Size Customization

We offer custom carbide drill bits in any diameter, length, and shank configuration. Contact us with your size requirements.

📏 Standard sizes are listed on our size chart page. Need a non‑standard diameter, length, or shank? Custom sizes are also available – just tell us your requirements.

Coating Customization

Drill coating comparison chart: TiN, TiCN, TiAlN, AlTiN, CrN, DLC, Diamond – color, hardness, max temperature, recommended materials, and typical applications.
 

Worldwide Service

Tool packaging and international delivery – export carton

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