Carbide Jobber Drill 12mm 2-Flute
Product Overview
Carbide Jobber Drills are precision-engineered cutting tools designed for metalworking professionals who demand accuracy and durability. Crafted with top-tier carbide and tailored specifications, these drills provide lasting performance in tough machining tasks.
If you're tackling everything from intricate fabrication to heavy-duty drilling jobs, these Carbide Jobber Drills offer the cutting edge you need. They excel at maintaining clean cuts and steady drilling speeds, reducing downtime caused by tool wear.
Featuring a 2 flute 20-degree helix and a sharp 118-degree four-facet split point, each drill bit ensures optimized penetration and chip evacuation. Ready to upgrade your drill collection? These jobber drills hold the key to smoother, more efficient machining.
Key Features
- High-quality carbide construction for superior durability
- 2 flute design with a 20-degree helix angle for optimal chip removal
- 118-degree four-facet split point reduces walking and improves centering
- Available in both Standard Cut and Double Cut options for versatile drilling
- Tight tolerance at diameter ±0.000/-.0005 for precise hole sizes
- Long flute length of 76mm for deep drilling capability
- Overall length of 120mm provides extended reach
- Suitable for a wide range of metalworking materials
- Metric size 12 (0.4724 inches) for standardized applications
Specifications
- Shape / Type – Standard Jobber Drill
- Cut Type – Standard Cut or Double Cut
- Head Diameter – 12 mm (0.4724 inches)
- Flute Length – 76 mm
- Overall Length – 120 mm
- Helix Angle – 20 degrees
- Point Angle – 118 degrees, four-facet split point
- Tolerance – Diameter ±0.000 / -.0005
- Material Compatibility – Suitable for metalworking
- Brand / Manufacturer – Burrs4Less
- Made In – USA
- SKU / Part Number – 30994
Setting the Standard in Precision and Longevity
These Carbide Jobber Drills go beyond just their technical specifications by delivering unmatched consistency for demanding metalworking projects. Their toughness reduces the frequency of tool swaps, keeping your operation humming with less downtime and maintenance interruptions. This translates into smoother workflows and cost savings in the long run. For professionals who rely on precision devices, the tight manufacturing tolerances give peace of mind that every hole drilled meets exacting standards—making your finished products more dependable and your processes more efficient.
A Heritage of Quality You Can Trust
Manufactured with strict quality control in the USA, Burrs4Less has built a strong reputation among metalworking pros for innovation and dependability. These drills reflect decades of expertise by merging cutting-edge carbide technology with practical design elements, like the four-facet split point for better control. Choosing tools from Burrs4Less means partnering with a brand that understands metalworkers’ real-world demands and continuously advances to meet them. This kind of trust is invaluable when your business depends on consistent, high-quality results day in and day out.
Case Study: Real Business, Real Results
In Phoenix, AZ, a custom metal fabrication shop sought to upgrade their drilling tools for better precision and longevity.
"Switching to these Carbide Jobber Drills noticeably reduced our rework rates and increased overall throughput. The drill bits hold their sharpness much longer than previous brands."
Sarah Jennings – Shop Manager
Increased output by 35% while reducing tool replacement costs.
Why the Four-Facet Split Point Improves Drilling Accuracy
The four-facet split point on these Carbide Jobber Drills acts like a guiding compass, helping the drill bite consistently into the material without slipping or wandering off-center. Think of it like the difference between a pencil with a dull tip and one with a sharp point—the sharp, split design ensures the drill starts exactly where you want it, which means cleaner, more accurate holes every time. This feature reduces the effort needed to keep the drill steady, saving you time and potential damage to your workpiece.
Installation and Maintenance Guide
Setting It Up
- Ensure the drill chuck is clean and free of debris before installation.
- Insert the drill firmly into the chuck and tighten securely to avoid slipping.
- Check the drill diameter matches the hole size required for your project.
- Use recommended speeds and feeds for carbide drills to maximize lifespan.
- Wear appropriate safety gear including eye protection during operation.
Keeping It Going
- Inspect your drill bits regularly for signs of dullness or chipping.
- Clean chips and dust off after each use to prevent buildup.
- Store drills in a protective case to avoid damage when not in use.
- Use cutting lubricant when drilling tougher materials to reduce heat.
- Replace bits upon noticeable wear to maintain accuracy and efficiency.
Frequently Asked Questions
Q: What materials can these carbide jobber drills be used on?
They are designed primarily for metalworking and perform well on a variety of metals.
Q: What does the 118° four-facet split point do?
It helps reduce walking and improves the drill's centering for accurate holes.
Q: Are there different cut types available with these drills?
Yes, you can choose between Standard Cut and Double Cut depending on your finishing needs.
Q: How do I maintain the sharpness of these drills?
Use proper cutting speeds, adequate lubrication, and avoid overheating to extend sharpness.
Q: What tolerance levels does the drill diameter follow?
The tolerance on diameter is very tight: ±0.000 / -.0005 inches.
Q: Is the overall length sufficient for deep hole drilling?
The 120mm overall length with 76mm flute length is suitable for moderately deep drilling applications.
Q: Can I use these drills in a standard hand drill?
They are best suited for machine use to maintain precision and safety.
Q: Are these drills compatible with coolant systems?
Yes, using coolant or cutting fluid is recommended to maximize tool life.
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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 improve your machining accuracy and efficiency—stock up on these high-quality Carbide Jobber Drills today. Whether you're upgrading or replenishing your toolset, order now and experience the difference expert-crafted drills can make in your workshop.
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