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Dormer High Speed Steel Industrial Drill Bit 5.1mm Shank, Titanium Nitride Coated, 86mm Overall Length A0025.1
Specifications
| Country of Origin | Brazil |
|---|---|
| Brand | Dormer |
| Material | High Speed Steel |
| Model | A0025.1 |
| Finish | Titanium Nitride |
| Overall Length | 86mm |
| Note | With diameters ranging from 3 → 6.9 mm, these drill bits are sold in 5-piece / 10-piece packs or individually from the 7 mm size |
| Shank Type | Cylindrical/Straight |
| Shank Size | 5.1mm |
| Number of Pieces | 5 |
| Flute Type | Helical |
| Standards/Approvals | BS 328, DIN 338 RN, ISO 235 |
| Number of Flutes | 4 |
| Cutting Direction | Right |
| Drill Point Angle | 118° |
| Drilling Length | 52mm |
| RS PRO HSS, 86mm Overall 5.1 mm 10RS Stock No. | 213-196Brand: RS PROIMPA: 630149 |
Key Features
- Each drill bit has an overall length of 86mm with a 5.1mm cylindrical shank.
- Features 4 helical flutes for efficient cutting and chip removal.
- 118° split point design ensures precise centring and accurate hole quality.
- Suitable for use on steel, cast iron, aluminium alloys, plastics, and more.
- Sold as a set of 5 pieces, ideal for professional industrial and workshop use.
- TiN coating enhances tool life and cutting efficiency when drilling harder materials.
- Drill bits are compliant with BS 328, DIN 338 RN, and ISO 235 standards.
- Made in Brazil ensuring manufacturing quality and reliability.
Product Description
Dormer A0025.1 is a high-speed steel industrial drill bit set featuring a titanium nitride coated tip for excellent wear resistance and enhanced cutting performance. These drill bits have an overall length of 86mm and a shank size of 5.1mm with cylindrical/straight shanks, optimized for precise drilling applications.
Equipped with a 118° split point angle and 4 helical flutes, the bits deliver superior positional accuracy and efficient chip clearance. The Titanium Nitride coating extends tool life, reduces heat buildup, and improves performance when machining tougher materials.
This five-piece set is suitable for drilling in steel, cast steel, grey cast iron, malleable cast iron, nickel-brass, aluminium alloy, graphite, plastics, and other non-masonry materials. The drill bits are designed for compatibility with both hand-held and machine drills, providing versatility across multiple industrial and workshop scenarios.
Each drill bit includes clear engraved size markings on the shaft for easy identification. The bits conform to international standards including BS 328, DIN 338 RN, and ISO 235, assuring consistent quality and reliability in professional use.
This Dormer drill bit set is made in Brazil, providing a trusted solution for engineers, machinists, and mechanical professionals requiring robust, long-lasting tooling for repetitive drilling tasks.
Premium high-speed steel construction with titanium nitride coating. 118° split point angle for precise centring and hole quality. 4 helical flutes designed for efficient cutting and chip removal. Versatile, suitable for various industrial materials excluding masonry.
Compliant with BS 328, DIN 338 RN, and ISO 235 standards. Set contains 5 drill bits with 86mm overall length and 5.1mm shank diameter. Explore more premium Drill Bits and industrial cutting tools in the EnvMart Industrial Tools & Equipment category for professional and commercial applications.
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Frequently Asked Questions
Each drill bit in this set has an overall length of 86mm.
The shank size of these drill bits is 5.1mm with a cylindrical/straight design.
These drill bits are suitable for drilling in steel, cast iron, aluminium alloys, plastics, and other non-masonry materials.
The drill bits feature a 118° split point angle for precise centring and accurate hole quality.
This set includes a total of 5 drill bits.
The drill bits are equipped with 4 helical flutes designed for efficient cutting and chip removal.
These drill bits comply with BS 328, DIN 338 RN, and ISO 235 standards.
The drill bits have a titanium nitride (TiN) coating that enhances tool life and cutting efficiency.
Each drill bit has a drilling length of 52mm.
The cutting direction of these drill bits is right-handed.
These drill bits are manufactured in Brazil, ensuring consistent quality and reliability.
Yes, these drill bits are designed for compatibility with both hand-held and machine drills.
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