Carbide Jobber Drill 3.10mm
Product Overview
If precision and durability top your list, our Carbide Jobber Drills are just what your toolbox needs. These drills are engineered for metalworking pros who demand sharp performance and long-lasting reliability.
Designed with a 2 flute 20-degree helix and a four-facet split point, these drills offer precise cutting with reduced walking and smooth chip removal. Ideal for drilling metals, they ensure your work gets done right every time.
With a tolerance of Dia. +.000/-.0005, you’re getting accuracy that won’t quit. Whether it’s for professional machining or detailed fabrication, this carbide jobber drill is crafted for results you can trust.
Key Features
- High-performance carbide construction for exceptional wear resistance
- 2 flute design with 20-degree helix angle for efficient chip evacuation
- Four-facet split point reduces walking and makes starting holes easier
- 118-degree point angle ideal for drilling a variety of metals
- Tight manufacturing tolerance of Dia. +.000/-.0005 ensures precision drilling
- 32mm flute length balances deep cutting with strength
- Overall length of 57mm suits a wide range of drill sizes
- Metric size of 3.10mm (0.1220 inch) fits many standard drilling needs
- Durable enough for repetitive use in tough industrial applications
Specifications
- Shape / Type: Standard Jobber Drill
- Cut Type: Carbide Jobber Drill
- Tool Size: 3.10 mm (0.1220 inch)
- Flute Length: 32 mm
- Overall Length: 57 mm
- Helix Angle: 20 degrees
- Point Angle: 118 degrees
- Tip Style: Four Facet Split Point
- Tolerance: Diameter +.000/-.0005
- SKU / Part Number: 30322
Why Carbide Jobber Drills Are a Smart Long-Term Investment
Beyond the technical specs, carbide jobber drills represent a durable solution that lowers your overall cost per hole. Their resistance to heat and wear dramatically reduces the frequency of replacements, meaning your shop experiences less downtime, lower maintenance costs, and fewer interruptions during critical applications. Investing in these drills means you can trust consistent performance across lengthy production runs, enhancing efficiency and profitability.
Trusted Carbide Craftsmanship with Burrs4Less
Burrs4Less has built a strong reputation in the U.S. for providing cutting tools that professionals can depend on. Our Carbide Jobber Drills benefit from decades of industry knowledge, ensuring superior manufacturing standards and precise tolerances. We prioritize reliability and performance, so your milling or drilling projects meet the highest quality standards every time. Choosing our drills means partnering with a supplier who understands your need for precision and durability.
Case Study: Real Business, Real Results
Located in Detroit, MI, Precision Tools Inc. upgraded to our Carbide Jobber Drills for their automotive parts production line.
"Switching to these carbide drills significantly improved our drilling accuracy and reduced rework. The durability also means fewer tool changes, boosting our production speed."
Jenna Martin – Production Manager
Resulted in a 35% increase in drilling efficiency and reduced downtime.
Why the Four Facet Split Point Matters for Cleaner, Easier Drilling
The four facet split point is a smart feature that acts like a built-in guide at the tip of the drill. Imagine trying to start drilling with a blunt pencil on paper — it slips and slides before making a mark. The split point prevents this by giving the drill tip multiple cutting edges that bite into the material, reducing wobble and walking.
This means you get cleaner holes right from the start, saving you time and frustration. Plus, it reduces the force you need to apply, making the whole drilling process smoother and extending the life of your tool.
Installation and Maintenance Guide
Setting It Up
- Secure the drill bit tightly in a compatible chuck to prevent slippage.
- Verify the drill size matches your project specifications for precise results.
- Check machine RPM settings; optimal speed enhances tool life.
- Use proper coolant or lubrication to reduce heat buildup.
- Ensure workpiece is clean and firmly clamped for safety.
Keeping It Going
- Regularly clean the drill bit after each use to remove debris.
- Inspect for wear or chipping and replace if damaged.
- Store in a dry, organized case to avoid accidental damage.
- Sharpen carbide drills with proper diamond grinding equipment if applicable.
- Always protect the tip with caps or holders when not in use.
Frequently Asked Questions
Q: What materials can this drill handle?
These carbide jobber drills excel at drilling through various metals, including stainless steel and aluminum.
Q: What does the four-facet split point mean?
It’s a drill tip design that reduces walking and helps start holes more accurately with less force.
Q: How critical is the 20-degree helix angle?
The helix angle helps with efficient chip clearing, preventing clogging during drilling.
Q: What is the tolerance of this drill?
It’s Dia. +.000/-.0005, meaning very precise diameter control for consistent hole size.
Q: Can I use this drill without coolant?
Coolant is recommended to prolong tool life and maintain cutting performance, especially in metals.
Q: Is this drill compatible with handheld drills?
It is primarily designed for machining centers but can work in handheld drills if properly secured.
Q: How often should I replace this drill?
Replacement depends on use, but signs include dullness, chipping, or rough hole finishes.
Q: What’s the difference between carbide and HSS drills?
Carbide drills last longer and are harder, making them better for tough materials, while HSS drills are more flexible and less costly.
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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.
Why Choose Burrs4less?
Discover top reasons to pick our carbide burrs for your projects. Factory-direct quality at wholesale prices.
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Premium Quality
Pro-grade tungsten carbide burrs for durable, precise work.
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Affordable Pricing
Wholesale rates from USA manufacturer, high performance.
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Fast & Free Shipping
24-hour shipping, free on $100+ orders.
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Expert Guidance
Team assists in picking ideal burr for materials.
Ready for Order
Don’t wait to upgrade your drill game. Order our Carbide Jobber Drills today and experience the blend of precision and toughness that keeps your projects moving forward with confidence.
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