Carbide Jobber Drill 8.1mm
Product Overview
Looking for high-performance drilling tools that blend precision with durability? Our Carbide Jobber Drills are designed specifically for professionals who demand consistent, sharp results every time.
These drills are ideal for metalworking and woodworking shops that need reliable, versatile bits capable of handling various jobs without losing sharpness or accuracy.
Featuring a 2-flute design with a 20-degree helix and a 118-degree four-facet split point, they balance fast cutting with smooth chip removal. Ready to upgrade your drill bits? These tools will get the job done efficiently and precisely.
Key Features
- Standard cut or double cut options for versatile use
- 2 flute design with 20-degree helix angle for efficient chip evacuation
- 118 degree four-facet split point for precise centering and strong penetration
- Tolerance of Dia. +.000/-.0005 ensures tight size accuracy
- 60mm flute length for deeper drilling capability
- 95mm overall length to reach into standard-sized workpieces comfortably
- High-quality carbide material provides extended life and durability
- Ideal for metalworking and woodworking professionals alike
- Decimal size equivalence at 0.3189 inches for easy reference with imperial tools
Specifications
- Shape / Type: Jobber Drill
- Cut Type: Standard Cut or Double Cut
- Flute Length: 60 mm
- Overall Length: 95 mm
- Tool Size: 8.10 mm (0.3189 inches)
- Helix Angle: 20 degrees
- Point Angle: 118 degrees Four Facet Split Point
- Tolerance: Diameter +.000 / -.0005
- Number of Flutes: 2
- SKU / Part Number: 30754
Why Burrs4Less® Carbide Jobber Drills Are a Smart Long-Term Investment
These Carbide Jobber Drills stand out not just because of their detailed specs but because they deliver dependability day in and day out. With longer tool life than standard HSS drills, you spend less on replacements and interruptions. The precise tolerance enables consistent, repeatable drill holes, an absolute necessity in high-volume shops that value minimal waste and maximum throughput. Their construction reduces vibration and heat buildup, prolonging equipment lifespan which means less downtime as your machines stay in better shape longer.
The Burrs4Less Advantage: Trusted Quality with Proven Results
Our Carbide Jobber Drills come from a trusted supplier known for quality and innovation. Burrs4Less has carved out a reputation for supplying tools that deliver consistent performance and reliability. That trust translates into tools you can count on to meet deadlines and maintain quality standards. Plus, by focusing on efficient machining, these drills contribute to energy savings by requiring less power when drilling—helping your operation run lean and green without sacrificing output.
Case Study: Real Business, Real Results
Charlotte, NC – Precision Machine Works upgraded their drill bits to improve production accuracy.
"Switching to these Carbide Jobber Drills dramatically cut down on rework and improved hole quality across all our aluminum parts."
Michael Harper – Production Manager
Increased output efficiency by 35% while reducing material waste significantly.
How the Four-Facet Split Point Ensures Precision Every Time
The 118-degree four-facet split point is like having a mini guide on your drill bit that keeps it perfectly centered when you start drilling. Think of it like using a sharp pencil with a pointed tip that helps you hit the dot precisely without wandering. This design reduces the chance of the drill slipping around the surface, meaning cleaner, more accurate holes and less frustration.
Installation and Maintenance Guide
Setting It Up
- Ensure drill chuck is clean and free of debris before inserting bit
- Insert the carbide jobber drill fully into the chuck and tighten securely
- Check that the bit is aligned straight with the drill axis
- Start drilling at low speed to ensure proper centering and reduce bit wander
- Use appropriate cutting fluid when drilling metal to improve tool life
Keeping It Going
- Regularly inspect the drill bit for wear or chipping after every few uses
- Clean the flute grooves to prevent metal shavings buildup
- Store the bits in a dry place to avoid corrosion
- Sharpen or replace the drill bits as soon as performance declines
- Avoid excessive heat build-up by using correct speed and feed rates
Frequently Asked Questions
Q: What materials are these carbide jobber drills suitable for?
They work great on a variety of metals including aluminum, steel, and stainless steel, as well as some hardwoods.
Q: What does the split point design do?
The four-facet split point helps with accurate and easy starts, reducing bit wander.
Q: Can I use these with high-speed steel drills?
These carbide bits are designed for tougher applications and generally last longer than HSS bits.
Q: What drill chuck sizes do these fit?
The shank size fits standard drill chucks typically used for jobber drills.
Q: Are these drills suitable for handheld drills?
Yes, but ensure proper speed control to avoid overheating and damage.
Q: What does the tolerance +.000/-.0005 mean?
It means the drill diameter is precisely controlled, with minimal variation for tight fits.
Q: How do I clean and maintain these drills?
Keep flutes clear of chips, use cutting fluid during metal drilling, and inspect regularly for wear.
Q: What's the significance of the 20-degree helix angle?
It optimizes chip removal and helps the drill cut efficiently through metals.
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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 bits – enhance your precision and efficiency today with our Carbide Jobber Drills. Order now and experience the difference in your workflow and finished products.
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