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Dormer High Speed Steel (HSS) Jobber Drill Bit 8.5mm Diameter, 117mm Overall Length, 135° Point Angle A1088.5
Specifications
| Country of Origin | Taiwan |
|---|---|
| Brand | Dormer |
| Material | HSS |
| Model | A1088.5 |
| Overall Length | 117mm |
| Shank Type | Cylindrical/Straight |
| Shank Size | 8.5mm |
| Number of Pieces | 10 |
| Flute Type | Helical |
| Standards/Approvals | DIN 338 RN, ISO 235, BS 328 |
| Number of Flutes | 5 |
| Cutting Direction | Right |
| Drill Point Angle | 135° |
| Drilling Length | 75mm |
| Dormer HSS Jobber Drill Bit, 8.5mm Diameter, 117 mm OverallBrand | Dormer |
| RS PRO HSS 8.5 mm 10Brand | RS PRO |
Key Features
- Constructed from premium-quality HSS for durability and long service life.
- Features 5 helical flutes for efficient chip removal during drilling.
- 135° split-point tip ensures accurate positioning and high hole quality.
- Cylindrical straight shank with 8.5mm size for secure grip in machinery and hand drills.
- Suitable for drilling stainless steel, cast iron, aluminium alloy, plastics and other materials.
- Quick spiral design facilitates rapid swarf removal to maintain performance.
- Comes in a set of 10 drill bits with easy-to-read size markings engraved.
- Meets DIN 338 RN, ISO 235, and BS 328 standards for industrial quality.
Product Description
Dormer A1088.5 High Speed Steel (HSS) Jobber Drill Bit offers professional-grade performance with an overall length of 117mm and an 8.5mm diameter. This drill bit is precisely engineered with a 135° split-point designed to provide excellent positional accuracy and clean hole finishes. Constructed from tempered high-speed steel, it exhibits exceptional hardness and durability for challenging drilling applications.
The bit features 5 helical flutes for efficient chip evacuation and to reduce heat buildup. Its right-hand cutting direction and cylindrical straight shank ensure compatibility with standard drill chucks.
These drill bits are ideal for applications in metalworking, manufacturing, HVAC, and engineering industries, suited for drilling in stainless steel, cast steel, grey cast iron, nickel-brass, aluminium alloys, plastics, and graphite. They are not intended for masonry applications.
The set includes 10 pieces, each engraved with size markings for easy identification. The product complies with DIN 338 RN, ISO 235, and BS 328 standards, attesting to its quality and reliability.
Premium-quality high-speed steel construction for extended tool life. Split-point feature for reduced walking and more accurate drilling results. Helical flute geometry optimized for rapid chip clearance. Versatile for hand and machine use across multiple materials.
Precision manufacturing ensures consistent performance per industrial standards. Ergonomic design eases user handling during prolonged use. Set of 10 Drill Bits provides a reliable supply for commercial and workshop use.
Manufactured in Taiwan, Province Of China, ensuring consistent quality control.
This Dormer drill bit series is part of the trusted A108 line, widely respected in industries such as mechanical engineering, construction, fluid power systems, and general fabrication. It is a critical tool in workshop kits and industrial maintenance toolsets.
Explore the complete Dormer range and other quality industrial products at EnvMart for superior drilling solutions.
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Frequently Asked Questions
The drill bit has a diameter of 8.5mm and an overall length of 117mm.
It is constructed from high-speed steel (HSS), which provides durability and long service life.
The drill bit features a 135° point angle, which aids in accurate positioning and clean hole quality.
The set includes a total of 10 drill bits.
It meets DIN 338 RN, ISO 235, and BS 328 standards, ensuring industrial quality.
This model has a right-hand cutting direction.
It features a cylindrical straight shank, which ensures a secure grip in machinery and hand drills.
The drill bit is designed with 5 helical flutes for efficient chip removal during drilling.
It is suitable for drilling stainless steel, cast iron, aluminium alloys, plastics, and other materials, but not for masonry applications.
The drilling length of this bit is 75mm.
It is manufactured in Taiwan, Province Of China.
The drill bit features a 135° split-point tip for reduced walking and a quick spiral design for rapid swarf removal, maintaining performance during use.
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