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Dormer HSS Extra Length Drill Bit 3.18mm Diameter, 160mm Overall Length, 100mm Drilling Length, Cylindrical Shank A1251/8X160
Specifications
| Country of Origin | France |
|---|---|
| Brand | Dormer |
| Material | HSS |
| Model | A1251/8X160 |
| Finish | Bright |
| Overall Length | 160mm |
| Shank Type | Cylindrical/Straight |
| Shank Size | 3.2mm |
| Drill Bit Size | 3.18mm |
| Flute Type | Helical |
| Standards/Approvals | BS 328 |
| Pay online using | Or choose to pay later via bank transfer |
| RS Stock No. | 728-7217Brand: DormerManufacturers Part No.: A1251/8X160IMPA: 630130 |
| Number of Flutes | 10 |
| Cutting Direction | Right |
| Drill Point Angle | 118° |
| Drilling Length | 100mm |
Key Features
- The drill bit has a 3.18mm diameter with 160mm overall length and 100mm drilling length.
- Constructed from high speed steel (HSS) material for durability and versatility in drilling.
- Features a cylindrical/straight shank with 3.2mm size for compatibility with standard drill chucks.
- Helical flute type with 10 flutes provides effective chip removal and smooth drilling.
- Right-hand cutting direction with 118° drill point angle suitable for steel and cast iron materials.
- Steam tempered bright finish improves wear resistance and tool life.
- Capable of drilling holes up to 10 times the drill diameter, ideal for interrupted or peck drilling.
- Manufactured to BS 328 standards ensuring quality and performance reliability.
Product Description
Dormer A1251/8X160 is a high quality HSS (High Speed Steel) extra length drill bit designed for industrial machining applications requiring extended reach.
With a 3.18mm diameter, 160mm overall length and 100mm drilling length, this cylindrical shank drill bit is suitable for precision drilling in steel, cast iron and similar materials.
The helical flute design with 10 flutes ensures efficient chip evacuation and reduces heat buildup during operation. The right-hand cutting direction and 118° drill point angle enable precise hole entry and clean finished holes.
The bright, steam tempered finish enhances wear resistance, prolonging tool life even in demanding interrupted drilling or pecking processes. This drill bit complies with BS 328 and DIN340 RN standards, guaranteeing performance and quality consistency.
Ideal for industrial manufacturing, construction, metal fabrication and maintenance workshops, this drill bit supports long reach drilling up to 10x the drill diameter without frequent clearing of chips.
The drill bit size is 3.18mm, suitable for small diameter precise holes. The cylindrical straight shank size is 3.2mm, compatible with common drill chucks. The overall length is 160mm and drilling length is 100mm, facilitating deep hole drilling.
The 10 helical flutes ensure effective chip removal and improve drilling efficiency. The drill point angle of 118° provides optimal cutting geometry for steel and cast iron. The bright finish improves wear resistance thanks to steam tempering.
Manufactured in France following BS 328 standard ensuring high quality. Set includes one Dormer HSS extra length drill bit model A1251/8X160. Widely used in industrial metalworking, mechanical workshops, manufacturing, fabrication shops, maintenance, and construction industries for precision drilling tasks.
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Frequently Asked Questions
The drill bit has a diameter of 3.18mm and an overall length of 160mm.
The drilling length of this model is 100mm.
It is constructed from high-speed steel (HSS), providing durability and versatility in drilling applications.
This drill bit features a cylindrical or straight shank with a size of 3.2mm, making it compatible with standard drill chucks.
This model has 10 helical flutes, which enhance chip removal and improve drilling efficiency.
The drill point angle is 118°, which is suitable for drilling into steel and cast iron materials.
It is manufactured to comply with BS 328 standards, ensuring quality and performance reliability.
The cutting direction of this drill bit is right-hand, facilitating effective drilling operations.
The drill bit features a bright finish, which is steam tempered to enhance wear resistance and prolong tool life.
This drill bit is ideal for precision drilling tasks in industrial manufacturing, construction, metal fabrication, and maintenance workshops.
This model is capable of drilling holes up to 10 times the drill diameter, making it suitable for deep hole drilling.
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