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Dormer High Speed Steel Titanium Nitride Coated 3.5mm Diameter Jobber Drill Bit Set 5 Pieces A0023.5
Specifications
| Country of Origin | Brazil |
|---|---|
| Brand | Dormer |
| Material | High Speed Steel Tin |
| Model | A0023.5 |
| Finish | Titanium Nitride |
| Overall Length | 70mm |
| 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 | 3.5mm |
| 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 | 39mm |
| Dormer HSS Jobber Drill Bit, 3.5mm Diameter, 70 mm OverallBrand | Dormer |
Key Features
- Constructed from premium High Speed Steel with Titanium Nitride coating for extended tool life.
- Includes 5 drill bits each with 70mm overall length and 39mm drilling length.
- Features 4 helical flutes and cylindrical straight shanks sized at 3.5mm.
- Designed with 118° split point angle for precise centring and excellent hole quality.
- Suitable for use in both hand drills and machine drilling applications.
- Applicable for drilling steel, cast iron, aluminium alloys, plastics, and other materials.
- Complies with BS 328, DIN 338 RN, and ISO 235 standards.
- Product manufactured in Brazil ensuring quality and reliability.
Product Description
Dormer A0023.5 High Speed Steel Titanium Nitride Coated Jobber Drill Bit Set features 5 pieces of 3.5mm diameter drill bits each with a 70mm overall length and a drilling length of 39mm. These industrial-grade bits benefit from a Titanium Nitride coating for increased wear resistance and improved cutting performance when drilling harder materials.
Manufactured from premium High Speed Steel, these drill bits incorporate 4 helical flutes and cylindrical straight shanks facilitating efficient chip evacuation and compatibility with standard drill chucks. The 118° split point angle enhances self-centring capabilities and hole quality, ensuring precision in mechanical, manufacturing, and construction applications.
The A002 series drill bits are suitable for a range of materials including steels, cast steels, grey and malleable cast irons, nickel-brass, aluminium alloys, graphite, and various plastics. These bits demonstrate excellent performance in both hand and machine drilling setups but are not intended for masonry applications. Each bit's helix is optimised for greater stiffness and durability.
These drill bits conform to internationally recognised standards such as BS 328, DIN 338 RN, and ISO 235, guaranteeing consistent quality and dimensions suitable for professional industrial use.
The set is ideal for industrial workshops, machining operations, laboratory use for material testing preparations, HVAC manufacturing, and general construction tasks involving metal and plastic materials.
High-quality High Speed Steel material construction with Titanium Nitride tip coating for enhanced wear resistance. 5 pieces of 3.5mm diameter jobber-length drill bits with 70mm overall length. 4 helical flutes and cylindrical straight shank for optimal chip removal.
118° split point angle provides excellent centring and hole accuracy. For use in hand drills and machine drills on various metals and plastics. Complies with BS 328, DIN 338 RN, ISO 235 standards ensuring reliability. Manufactured in Brazil under strict quality controls.
Set contains 5 pieces of Dormer A0023.5 drill bits with 3.5mm diameter each. Explore more industrial-grade Drill Bits and power tool accessories at EnvMart for your manufacturing and construction needs.
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Frequently Asked Questions
Each drill bit in the set has a diameter of 3.5mm and an overall length of 70mm.
These drill bits are suitable for drilling steel, cast iron, aluminium alloys, plastics, and other materials.
Each drill bit has a drilling length of 39mm.
The drill bits feature a 118° split point angle for improved centring and hole quality.
The set includes 5 pieces of drill bits.
These drill bits have a cylindrical straight shank.
The drill bits have a Titanium Nitride coating to enhance wear resistance and cutting performance.
They comply with BS 328, DIN 338 RN, and ISO 235 standards.
Each drill bit features 4 helical flutes for efficient chip evacuation.
These drill bits are manufactured in Brazil.
They are suitable for use in both hand drills and machine drilling applications, but not for masonry work.
The cutting direction of these drill bits is right-handed.
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