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Dormer Cobalt Steel 1mm Diameter HSS Jobber Drill Bit, 34mm Overall Length, 10 Pieces A7771.0
Specifications
| Country of Origin | France |
|---|---|
| Brand | Dormer |
| Material | Cobalt Steel |
| Model | A7771.0 |
| Finish | Bronze |
| Surface Treatment | Bronze |
| Overall Length | 34mm |
| Shank Type | Cylindrical/Straight |
| Shank Size | 1mm |
| Number of Pieces | 10 |
| Flute Type | Helical |
| Standards/Approvals | DIN 338 |
| Number of Flutes | 4 |
| Cutting Direction | Right |
| Drill Point Angle | 135° |
| Drilling Length | 12mm |
| Dormer HSCo Jobber Drill Bit, 1mm Diameter, 34 mm OverallBrand | Dormer |
Key Features
- Manufactured from HSCo cobalt steel for enhanced toughness and durability.
- Features a 135° drill point angle suitable for higher tensile and tougher materials.
- Comprises 4 helical flutes for efficient chip removal and cutting performance.
- Bronze surface treatment provides corrosion resistance and extended tool life.
- Shank type is cylindrical/straight with size 1mm for versatile fitting.
- Right hand cutting direction optimized for standard drilling operations.
- Complies with DIN 338 standards ensuring reliable industrial use quality.
- Drilling length measures 12mm for precise hole depth control.
Product Description
Dormer A7771.0 cobalt steel HSS jobber drill bit set offers 1mm diameter and 34mm overall length, designed for precision drilling in professional and industrial applications.
Constructed from high-speed cobalt steel (HSCo), these drill bits provide exceptional hardness and resistance to wear, making them ideal for drilling tougher materials and those with higher tensile strength.
The set features a 135° drill point angle, optimizing chip removal and enhancing drilling efficiency, while the 4 helical flutes improve cutting performance and debris evacuation. The drill bits are finished with a bronze surface treatment which extends tool life by protecting against corrosion and wear.
The cylindrical/straight 1mm shank allows compatibility with a wide range of drill chucks, coupled with a right-hand cutting direction standard for most drilling operations. These drill bits meet DIN 338 standards, assuring industrial quality and precision for various mechanical, manufacturing, laboratory, and construction uses.
The drilling length measures 12mm, providing controlled hole depth for consistent drilling outcomes. Made from premium cobalt steel for durability. 135-degree drill point angle for efficient cutting. Four helical flutes for enhanced chip removal.
Bronze coating for corrosion resistance. Cylindrical shank with 1mm size for versatility. Right hand cutting direction for standard use. Complies with DIN 338 standard. Set contains 10 pieces for industrial use. This set is suitable for industrial tooling, mechanical engineering, manufacturing plants, and laboratory use where precise and durable drilling is required.
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Frequently Asked Questions
The Dormer A7771.0 drill bits have a diameter of 1mm and an overall length of 34mm.
These drill bits are manufactured from cobalt steel, specifically high-speed cobalt steel (HSCo), which enhances their toughness and durability.
The drill point angle of this model is 135°, which is designed for efficient cutting and chip removal.
The set includes 10 pieces of drill bits.
The drilling length of these bits is 12mm, allowing for precise hole depth control.
These drill bits feature a cylindrical/straight shank type with a size of 1mm, making them versatile for various drill chucks.
The cutting direction of these drill bits is right-hand, which is standard for most drilling operations.
These drill bits have 4 helical flutes, which improve cutting performance and chip removal efficiency.
The drill bits are finished with a bronze surface treatment that provides corrosion resistance and extends tool life.
These drill bits comply with DIN 338 standards, ensuring reliable industrial quality.
These drill bits are suitable for industrial tooling, mechanical engineering, manufacturing plants, and laboratory use where precise drilling is required.
The helical flutes in these drill bits enhance chip removal and improve overall cutting performance during drilling operations.
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