JCB TurboJet 7 Point HSS Drill Bit - 8 x 117mm
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eBayJCB 7 Point HSS Drill Bit TurboJet 8 x 117mm 5055803318789
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JCB ToolsJcb 8 X 117Mm 7 Point Hss Drill Bit Turbojet | 5055803318789
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Product Information
Full details
The JCB TurboJet 7 Point HSS Drill Bit is designed for DIY enthusiasts and professionals seeking high-precision drilling in metal and similar materials. Its standout feature is the advanced TurboJet 7 cutting edge, which delivers remarkably smooth and fast drilling performance, though users should note that the specialized tip requires careful handling to maintain its structural integrity during high-torque applications.
All features
| Model Part Number | 5055803318789 |
|---|---|
| Brand | JCB |
Extended Product Information
FAQs
What is the primary benefit of the TurboJet 7 design?
The 7-point design provides enhanced stability and reduced vibration, ensuring cleaner and more precise holes than standard drill bits.
Can I use this bit on wood?
While it is optimized for metal, it can be used on wood; however, it may not clear wood chips as efficiently as a dedicated wood bit.
How long is the warranty on this product?
The JCB TurboJet 7 drill bit comes with a 3-year standard warranty.
What does the HRC 60-65 rating mean?
This refers to the Rockwell Hardness scale, indicating that the steel is heat-treated to a high degree of hardness, making it resistant to wear and deformation.
Should I sharpen this bit myself?
It is not recommended, as the specialized geometry of the TurboJet 7 point is difficult to replicate accurately with standard sharpening tools.
Is the TiN coating permanent?
The coating is designed to last a long time, but it will eventually wear down with heavy use, especially when drilling very hard metals.
Troubleshooting
Bit wandering during the initial drilling phase
Use a center punch to create a small indentation before starting to help the 7-point tip seat correctly.
Excessive heat during drilling
Reduce drill speed and apply a specialized metal-cutting oil to dissipate heat.
Difficulty penetrating the material
Check if the bit has become dull and ensure the drill is set to the correct rotation speed for the material hardness.
Pros and Cons
Pros
- Significantly longer lifespan compared to standard bits
- Reduced heat buildup due to integrated TiN coating
- Excellent center-finding capability via the 7-point tip
- High-grade steel offers exceptional structural resilience
- Comprehensive 3-year warranty for peace of mind
Cons
- Specialized tip geometry can be delicate if used at improper angles
- Not intended for heavy-duty masonry drilling
- Performance may degrade if lubrication is neglected during continuous high-speed use
Setup, Compatibility & Care
To ensure optimal performance, verify that your drill chuck is securely tightened around the shank to prevent slippage. This bit is compatible with most standard corded and cordless drills. When using, always use a cutting fluid or lubricant if the TiN coating begins to show signs of wear, although the bit is pre-lubricated. After use, wipe the bit with a clean, dry cloth to remove metal shavings and store it in a dry environment to prevent corrosion. Avoid dropping the bit on concrete floors, as the precision-engineered 7-point tip can be prone to chipping under impact.