HSS Extra Long Twist Drill Bits Set 2–6mm | 160–300mm
HSS Extra Long Twist Drill Bits Set 2–6mm | 160–300mm
HSS Extra Long Straight Shank Twist Drill Bits – 2–6mm Diameter, 160–300mm Length
Take on deep, hard-to-reach drilling tasks with ease. These extra-long High Speed Steel (HSS) twist drill bits are engineered for precision cutting through wood, aluminum, plastic, and more. Whether you're a seasoned tradesperson or a passionate DIYer, these bits deliver consistent, clean holes every time.
Key Features
- Extra Long Reach: Available in 160mm, 200mm, 250mm, and 300mm lengths — ideal for deep-bore drilling where standard bits simply can't reach.
- Multiple Diameter Options: Choose from 2mm, 3mm, 4mm, 5mm, or 6mm diameters to match your exact project needs.
- High Speed Steel (HSS) Construction: Hardwearing HSS material ensures excellent heat resistance and long-lasting sharpness, even under demanding use.
- Straight Shank Design: Universal straight shank is compatible with the vast majority of electric drills and drilling machines — no adapters needed.
- Multi-Material Versatility: Designed for cutting through wood, aluminum, plastic, and similar materials with smooth, accurate results.
- Clean Silver Finish: Compact and professionally finished for reliable performance on every job.
Specifications
| Material | High Speed Steel (HSS) |
| Diameter Options | 2mm / 3mm / 4mm / 5mm / 6mm (selectable) |
| Length Options | 160mm / 200mm / 250mm / 300mm (selectable) |
| Shank Type | Straight Shank |
| Color | Silver |
| Compatible Materials | Wood, Aluminum, Plastic |
| Country of Origin | Made in Mainland China |
Package Contents
- 1 × Extra Long HSS Straight Shank Twist Drill Bit (size as selected)
Note: The actual color of the item may vary slightly from the images shown due to monitor settings and lighting conditions.
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Frequently Asked Questions
Q: What materials can these HSS extra long twist drill bits cut through?
A: These HSS straight shank twist drill bits are designed for drilling through wood, aluminum, and plastic. Their high speed steel construction provides the hardness and heat resistance needed for clean, accurate holes in these materials.
Q: Are these drill bits compatible with standard electric drills?
A: Yes — the straight shank design is universally compatible with most standard electric drills and drilling machines, making them a versatile addition to any toolkit without the need for special adapters.
Q: Can I choose both the length and diameter of the drill bit?
A: Absolutely. These drill bits are available in diameters of 2mm, 3mm, 4mm, 5mm, and 6mm, and in lengths of 160mm, 200mm, 250mm, and 300mm. Simply select the combination that best suits your project when ordering.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.