• STHOR Glass & Ceramic Drill Bit 4mm Hex

The Symbol : 21701

The Sthor 4 mm HEX drill bit (symbol: 21701) is a tool designed for precise drilling in glass, ceramics and porcelain. Thanks to the use of high-quality YG6X steel and a blade with a hardness of 90 HRC, the drill ensures the accuracy and cleanliness of drilled holes, eliminating the risk of edge chipping. Ideal for professional work in difficult materials such as glass or ceramics.

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The Weight Of The 0.15 kg
EAN 5906083042171

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Glass and ceramic drill bit Sthor 4mm HEX

The Sthor 4mm HEX drill bit (symbol: 21701) is designed for precise and clean holes in glass, ceramics and porcelain. The use of high-quality YG6X steel and a blade with a hardness of 90 HRC ensures not only precise drilling, but also a long-term tool life. Thanks to the hardness of 38 HRC, the drill body is extremely resistant to damage and blunting.

Key Features & Benefits:

  • High durability: Made of #45 carbon steel and YG6X blades with a hardness of 90 HRC, the drill bit provides exceptional durability.
  • Accuracy: Ideal for chip-free drilling in hard materials such as glass, ceramics or porcelain.
  • Ease of Use: The hexagonal handle allows for easy replacement and stable attachment to tools.

SPECIFICATIONS:

Drill Diameter 4 mm
Drill Length 60 mm
Handle type hexagonal
Max. turnover 1200 min⁻¹
Material Carbon Steel #45
Blade Material YG6X
Blade hardness 90 HRC
Body hardness 38 HRC

Frequently Asked Questions (FAQs)

  • Is the drill suitable for other materials? Yes, the Sthor drill bit is mainly designed for glass, ceramics and porcelain, but it will also work well in other hard materials.
  • Which drill bit diameter should I choose for my project? The 4 mm diameter drill bit is suitable for precision holes, but other diameters are also available in this drill range.
  • What tools are compatible with this drill? The drill bit fits tools with a hexagonal shank for stability and easy replacement.
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