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Dormer Solid Carbide Drill Bit 8 mm Diameter, 79 mm Overall Length, TiAlN Coating R4678.0
Specifications
| Country of Origin | Brazil |
|---|---|
| Brand | Dormer |
| Material | Solid Carbide |
| Model | R4678.0 |
| Finish | Titanium Aluminium Nitride |
| Overall Length | 79mm |
| Shank Type | Cylindrical |
| Shank Size | 8mm |
| Drill Bit Size | 8mm |
| Flute Type | Helical |
| Standards/Approvals | DIN 6537 K |
| Number of Flutes | 2 |
| Cutting Direction | Right |
| Drill Point Angle | 140° |
| Drilling Length | 41mm |
Key Features
- Constructed from premium solid carbide material for durability.
- Features a titanium aluminium nitride (TiAlN) finish for enhanced wear resistance.
- 8 mm diameter and 79 mm overall length for precision drilling.
- Helical flute type with 2 flutes for effective chip removal.
- Cylindrical shank with 8 mm size designed for compatibility with multiple drills.
- Includes coolant-through capability for efficient cooling during drilling.
- Right cutting direction and 140° drill point angle optimize cutting performance.
- Complies with DIN 6537 K standards to ensure quality and safety.
Product Description
Dormer R4678.0 solid carbide drill bit offers high performance and process reliability when drilling stainless steel and heat-resistant super alloys. It is designed for applications requiring high and constant accuracy over many holes.
Featuring a unique flute construction with a continuously thinned web and rolled heel design, this drill bit also incorporates an S-Shape 4-Facet Split Point with precise thin edge honing and a strong outer corner design. It has a premium micrograin carbide substrate with a titanium aluminium nitride coating for excellent durability.
The bit measures 79 mm in overall length with a drilling length of 41 mm and an 8 mm drill bit size. It has a 2-flute helical design and a cylindrical shank sized at 8 mm. The drill point angle is 140 degrees, enabling clean and effective cutting.
This drill bit is coolant through capable, allowing for effective heat management during use, increasing tool life and performance. It meets DIN 6537 K standards and is manufactured in Brazil under strict quality controls.
Constructed from premium solid carbide material for durability. Features a titanium aluminium nitride (TiAlN) finish for enhanced wear resistance. 8 mm diameter and 79 mm overall length for precision drilling. Helical flute type with 2 flutes for effective chip removal.
Cylindrical shank with 8 mm size designed for compatibility with multiple drills. Includes coolant-through capability for efficient cooling during drilling. Right cutting direction and 140° drill point angle optimize cutting performance.
Complies with DIN 6537 K standards to ensure quality and safety. Manufactured in Brazil to high industry standards.
This Dormer Drill Bit is ideal for industrial, manufacturing, and laboratory applications involving drilling in stainless steel and heat-resistant alloys, ensuring consistent hole quality and long tool life. Explore the Dormer range to find compatible tooling solutions for your precision drilling needs.
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Frequently Asked Questions
The drill bit has a diameter of 8 mm and an overall length of 79 mm.
It is constructed from solid carbide material, which provides durability.
The drill bit features a titanium aluminium nitride (TiAlN) finish for enhanced wear resistance.
The drill point angle is 140 degrees, optimizing cutting performance.
This drill bit has 2 flutes, designed for effective chip removal.
It has a cylindrical shank with a size of 8 mm, compatible with multiple drills.
The drilling length of this drill bit is 41 mm.
It complies with DIN 6537 K standards, ensuring quality and safety.
The cutting direction is right, which is standard for most drilling applications.
Yes, it includes coolant-through capability for efficient cooling during drilling.
This model is ideal for drilling in stainless steel and heat-resistant super alloys, ensuring consistent hole quality.
It is manufactured in Brazil under strict quality controls.
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