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HARFINGTON 1/4' Hex Shank Twist Drill Bits 11mm Titanium Coated High Speed Steel Quick Change Hex Drilling Bit Jobber Drill Bits for Wood Plastic Metal, Gold

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$6.99

$ 3 .99 $3.99

In Stock

1.Size:3mm X 80mm


2.:4


About this item

  • Size - Drill diameter: 11mm / 0.43", cutting edge length: 83mm / 3.27", total length: 143mm / 5.63", hex shank diameter: 6.35mm / 1/4", split point: 135 degree; The 135° pointed head design is more labor-saving and has good radial stability to prevent movement and make drilling precise without center punching.
  • Material - The hexagonal shank twist drill is made of high-speed steel, which has excellent hardness, wear resistance and heat resistance, and is not easy to deform or damage.
  • Feature - The gold-titanium coating on the surface of the high-speed steel drill bit improves corrosion resistance and hardness, enhances the wear resistance and scratch resistance of the drill bit surface, and has good anti-oxidation properties and is not easy to rust.
  • Application - The twist drill bit set can meet the drilling needs of woodworking, home repair, metal processing, construction, etc. It can be used for drilling operations in a variety of materials such as wood, metal, plastic, etc.
  • Note - Jobber drill bits are often used with hand-powered drills. During work, ensure that the hexagonal shank and the electric drill are firmly installed to avoid looseness.


1. The hexagonal shank twist drill is made of high-speed steel, which has excellent hardness, wear resistance and heat resistance, and is not easy to deform or damage.
2. The gold-titanium coating on the surface of the high-speed steel drill bit improves corrosion resistance and hardness, enhances the wear resistance and scratch resistance of the drill bit surface, and has good anti-oxidation properties and is not easy to rust.
3. The widened spiral groove design can quickly remove particles, reduce friction and heat, and achieve faster and cooler drilling performance.
4. The 135° pointed head design is more labor-saving and has good radial stability to prevent movement and make drilling precise without center punching.
5. The twist drill bit set can meet the drilling needs of woodworking, home repair, metal processing, construction, etc. It can be used for drilling operations in a variety of materials such as wood, metal, plastic, etc.
6. Jobber drill bits are often used with hand-powered drills. During work, ensure that the hexagonal shank and the electric drill are firmly installed to avoid looseness.


B Rabbit 🐰
Reviewed in the United States on February 27, 2025
Sharp bit well made. Decent price for such a hard to find size bit.
RGL
Reviewed in the United States on February 13, 2025
Worked well
Kannan
Reviewed in the United States on January 28, 2025
Try it, don’ be shy.
Tiktok: ChaoticCuriosity
Reviewed in the United States on December 30, 2024
Great quality, perfect size for drilling holes in hard acrylic containers to make jumping spider enclosures! Zero issues :)
Denny
Reviewed in the United States on December 10, 2024
Reasonably priced, quick delivery, exactly what I needed.
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