1/4" Hex Shank Bit Extension Bar Set – 3 or 5 Pcs, 50–300mm
Extend Your Reach — Work Smarter with Every Drive
Take your drilling and driving tasks to the next level with this 1/4" Hex Shank Screwdriver Bit Extension Bar Set. Whether you're working in tight corners, deep cavities, or just need extra reach, this set of 3 or 5 extension rods gives you the flexibility to get the job done fast and accurately. Made in Mainland China.
Key Features
- Hexagonal Shank Design: Features a secure 6.3mm (1/4") hex interface for a stable, slip-resistant tool connection — compatible with most standard power drills and screwdrivers.
- Built-In Magnet: A strong internal magnet keeps bits firmly in place, so you can work efficiently without bits falling loose mid-task.
- Multiple Length Options: Available in 50mm, 60mm, 100mm, 150mm, and 300mm lengths — choose the set that best matches your working scenarios, from shallow recesses to deep access points.
- High-Strength Steel Construction: Crafted from durable steel for long-lasting performance through demanding metalworking and DIY projects.
- Quick-Release Mechanism: The self-locking quick-change collar lets you swap bits in seconds, boosting your workflow and reducing downtime.
Specifications
| Material | High-Strength Steel |
| Shank Size | 1/4" Hex (6.3mm) |
| Color | Wine Red |
| Available Lengths | 50mm, 60mm, 100mm, 150mm, 300mm |
| Package Options | 3-piece set OR 5-piece set |
| Origin | Made in Mainland China |
Package Contents
- 3× Extension Rods OR 5× Extension Rods (depending on option selected)
Important Notes
Monitor color settings may cause slight variations in product appearance compared to photos. Please allow for minor measurement tolerances of ±1–2mm.
You May Also Like
- Air Compressor Pressure Gauge 0-10/0-12/0-25 Bar | DIY Tool
- Garden Pruner Shears – Secateurs for Bonsai & Fruit Trees
- Electromagnetic Induction Tester – Coil & Circuit Fault Detector
Learn more: OSHA guidance on hand and power tools
Frequently Asked Questions
Q: What drill or screwdriver types are compatible with these hex shank extension bars?
A: These extension bars feature a universal 1/4" hex shank (6.3mm) that is compatible with the vast majority of cordless drills, electric screwdrivers, and impact drivers that accept standard 1/4" hex bits. If your tool takes standard hex drive bits, these extension bars will fit.
Q: Can I use these extension bars with impact drivers?
A: Yes. The high-strength steel construction and secure hex interface make these extension bars suitable for use with impact drivers as well as standard drills and screwdrivers. The self-locking quick-change mechanism ensures the bit stays securely engaged during high-torque applications.
Q: What is the difference between the 3-piece and 5-piece sets?
A: The 3-piece set includes three extension rods, while the 5-piece set includes all five lengths (50mm, 60mm, 100mm, 150mm, and 300mm). The 5-piece set offers the most versatility, covering everything from short-reach applications to deep access drilling — ideal for professional tradespeople or serious DIY enthusiasts.