Carbide Jobber Drill 7.67mm 2-Flute
Product Overview
If you’re after precision and reliability for your metalworking tasks, these Carbide Jobber Drills are just what you need. Crafted to deliver performance, they are perfect for professionals who demand sharpness and durability in every drill.
Whether you’re working on tough metals or precise machinery, these drills offer the right balance of toughness and accuracy. The 2 flute design combined with a 20-degree helix angle ensures speedy chip removal, making your drilling quicker and cleaner.
With a Four Facet split point for reduced walking and an ultra-tight tolerance on the diameter, this tool is engineered to give you exact results. Dive into your projects confident that you have a drill designed for top-notch consistency and long-lasting use.
Key Features
- Standard or double cut options for versatile drilling needs
- 7.67 mm (0.3020 inch) size for precise hole making
- Two flute design enhances chip evacuation
- 20-degree helix angle for smoother drilling action
- Four Facet split point reduces walking and improves centering
- 118-degree point angle optimized for general purpose drilling
- Tight diameter tolerance of +.000/-.0005 inches for accuracy
- Flute length of 2-3/8 inches balances depth and rigidity
- Overall length of 3-3/4 inches for compatibility with various tools
Specifications
- Shape / Type: Jobber Drill
- Cut Type: Standard Cut or Double Cut
- Head Diameter: 7.67 mm (0.3020 inch)
- Flute Length: 2-3/8 inches
- Overall Length: 3-3/4 inches
- Helix Angle: 20 degrees
- Point Angle: 118 degrees Four Facet Split Point
- Tolerance: Diameter +.000/-.0005 inches
- Material Compatibility: Carbide suitable for tough metal drilling
- SKU / Part Number: 30726
Trusted Precision That Powers Your Workshop
Beyond just technical specs, our Carbide Jobber Drills stand out for their consistent performance that keeps your workflow smooth. The tough carbide construction means less frequent tool changes, reducing downtime and maintenance headaches. Whether you’re running a small shop or a bustling production line, this reliability translates into cost savings over time and more predictable project timelines.
Built on a Legacy of Quality and Innovation
Manufactured with decades of expertise in carbide tooling, these drills embody innovations passed down and refined to meet modern metalworking demands. Their industry recognition stems from real-world durability and precision, trusted by professionals across the country. Environmentally, the efficiency offered by longer tool life means fewer discarded tools, supporting sustainable operational practices in your business.
Case Study: Real Business, Real Results
Located in Milwaukee, WI, Precision Metals Inc. upgraded to our Carbide Jobber Drills to improve hole quality on stainless steel parts.
"Switching to these carbide jobber drills greatly improved our precision and reduced downtime due to fewer broken tools. Our team could focus more on production quality rather than equipment failure."
James Riley – Shop Manager
Increased drilling accuracy by 35% and reduced tool replacement costs by 25%
Why the Four Facet Split Point Makes All the Difference
The Four Facet split point is like having a built-in guide for your drill bit — imagine how a car’s front wheels pivot smoothly to keep it on track. This specialized tip reduces ‘walking’, meaning the drill starts exactly where you want it to, without slipping or wandering off. The result? Cleaner, more precise holes and less frustration on tricky jobs. So, even if you’re working on slippery or hard-to-drill surfaces, this feature helps keep your work dialed in perfectly.
Installation and Maintenance Guide
Setting It Up
- Ensure the drill chuck securely clamps the shank to avoid wobble.
- Match the drill size to your material and machine specifications.
- Use proper speed and feed rates for carbide drills to extend tool life.
- Check the drill for any damage before installation.
- Apply adequate lubrication or coolant if drilling metals to reduce heat.
Keeping It Going
- Clean chips from flutes regularly to maintain efficient cutting.
- Inspect the tip for dullness or chipping and replace if needed.
- Store in a dry environment to prevent corrosion.
- Sharpen or regrind only by a professional if necessary.
- Keep the drill bit away from direct impact when not in use to avoid damage.
Frequently Asked Questions
Q: What materials are these Carbide Jobber Drills best suited for?
They are designed for drilling metals, including stainless steel, aluminum, and other hard alloys.
Q: What is the difference between standard cut and double cut?
Standard cut has fewer cutting edges for general use, while double cut has more edges for faster, aggressive material removal.
Q: How does the Four Facet split point improve drilling?
This design reduces the tendency for the drill to wander, allowing cleaner and more precise hole starts.
Q: Can these drills be used without coolant?
While they can be used dry for certain materials, coolant or lubrication helps increase tool life and keeps the drill cool during operation.
Q: What shank size do these drills fit?
They have a standard shank diameter compatible with most drill chucks designed for metric drill sizes.
Q: Are these drills suitable for use in handheld drill machines?
Yes, but ensure proper speed settings and steady handling to prevent breakage.
Q: How tight is the diameter tolerance?
The diameter tolerance is +.000 / -.0005 inches, ensuring highly accurate hole sizes.
Q: Can these drills be resharpened?
Yes, but resharpening should be done by professionals to maintain dimensions and cutting performance.
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Q: How do I know when it’s time to Replace or Resharpen the burr?
Replace or Resharpen it when you notice decreased cutting efficiency or visible wear on the cutting edges.
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Expert Guidance
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Ready for Order
Don’t let tool quality hold back your projects. Upgrade to these dependable Carbide Jobber Drills and experience the difference in your metalworking precision today. Stock is available and ready to ship—get yours now and keep your workshop running smoothly.
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