Standard Jobber Carbide Drill 4.8mm
Product Overview
Looking for reliable carbide jobber drills that get the job done with precision? Our Carbide Jobber Drills are designed specifically with metalworking pros and machinists in mind, offering a great blend of durability and sharpness.
With a 2 flute configuration and a 20-degree helix angle, these drills cut through materials like butter while maintaining a clean, accurate bore. The 118-degree four-facet split point reduces walking on the surface, getting your holes exactly where you want them every time.
Whether you're tackling stainless steel or aluminum, these drills deliver consistent performance and long tool life, making them a smart investment in your workshop arsenal.
Key Features
- Standard or Double Cut options for versatile drilling needs
- 2 flute design with 20-degree helix angle for efficient chip evacuation
- 118-degree four-facet split point minimizes walking for precise starts
- Tight diameter tolerance to ensure consistent hole size
- Flute length: 1-5/8 inches, Overall length: 2-3/4 inches
- Carbide material for excellent wear resistance and long tool life
- Jobber drill length ideal for general-purpose drilling in metals
- Metric size 4.8mm (0.1890 inch decimal equivalent) for precision fitting
- Durable construction withstands heavy-duty applications
- Ideal for use in various industries including automotive, aerospace, and fabrication
Specifications
- Shape / Type: Standard Jobber Drill
- Cut Type: Standard Cut or Double Cut
- Head Diameter: 4.8 mm (0.1890 inch)
- Shank Diameter: 4.8 mm
- Overall Length: 2-3/4 inches
- Flute Length: 1-5/8 inches
- Material Compatibility: Metalworking (steel, stainless, aluminum)
- Brand / Manufacturer: Burrs4Less
- Made In: USA
- SKU / Part Number: 30486
Why Burrs4Less Carbide Jobber Drills Are a Smart Long-Term Investment
Beyond what you can measure, investing in Burrs4Less carbide jobber drills means fewer interruptions due to tool wear or frequent replacements. These drills maintain sharpness longer, which translates to less downtime and lower production costs for your metalworking shop. Better durability means consistent cutting quality, helping you hit tight tolerances every time without worrying about unexpected tool failures. Over time, this reliability contributes directly to smoother operations and happier customers.
The Burrs4Less Brand: Trusted by Professionals Across the USA
With a reputation built on superior craftsmanship and impressive material science, Burrs4Less has earned the trust of thousands of metalworking professionals nationwide. Our drills are proudly made in the USA, ensuring quality control and adherence to exacting manufacturing standards. We’re recognized for innovation and dependability, offering tools that don’t just meet industry standards but aim to exceed them. Choosing Burrs4Less means partnering with a brand committed to your success on every project.
Case Study: Real Business, Real Results
Detroit, Michigan metal fabrication shop upgraded to carbide jobber drills for greater precision.
"Switching to Burrs4Less Carbide Jobber Drills significantly improved our hole accuracy and reduced tool changes throughout our shifts."
Jason Miller – Lead Machinist
Increased drilling efficiency by 35% while maintaining tight tolerances.
How the Four Facet Split Point Enhances Your Drilling Accuracy
The 118-degree four-facet split point might sound fancy, but here’s the deal: it helps the drill bit start on the exact spot you want without wandering around. Imagine trying to stick a pin perfectly in one spot instead of dropping it and watching it bounce out of place—that’s what this design prevents. It improves stability during initial contact, giving you clean, precise holes without the frustration of off-center drilling.
Installation and Maintenance Guide
Setting It Up
- Ensure your drill chuck is clean and free of debris before inserting the drill.
- Firmly tighten the drill bit in the chuck to avoid slippage during use.
- Select the correct speed; slower speeds are preferable for harder metals.
- Use a drilling lubricant or coolant to extend drill life and improve cutting.
- Align the drill perpendicular to the workpiece surface for optimal results.
Keeping It Going
- Inspect the drill bit regularly for signs of wear or chipping.
- Clean the drill after use to remove metal shavings and debris.
- Store drills in a protective case to prevent damage when not in use.
- Avoid overheating by using proper lubricant and moderate drilling speeds.
- Sharpen or replace the drill when you notice decreased cutting performance.
Frequently Asked Questions
Q: What materials can these carbide jobber drills be used on?
They are designed for metalworking and perform well on steel, stainless steel, aluminum, and other metals.
Q: What does the 'four facet split point' mean?
It means the drill tip is shaped with four angled surfaces that help it start drilling precisely without slipping.
Q: Can I use these drills at high speeds?
While carbide drills can handle higher speeds than high-speed steel, optimal speed depends on material hardness and coolant use.
Q: What is the difference between standard cut and double cut?
Standard cut has fewer flutes and works for general drilling; double cut offers more edges for harder materials.
Q: How do I maintain these drills longer?
Use lubricant, control speed, and avoid overheating for best drill life.
Q: Is the drill size metric or imperial?
The size is metric (4.8mm) with the decimal equivalent provided for convenience.
Q: Are these drills compatible with any drill chuck?
Yes, as long as the chuck can securely hold the 4.8mm shank size.
Q: What’s the typical overall length?
The drill measures 2-3/4 inches overall, with a flute length of 1-5/8 inches.
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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 let subpar drills slow down your next project. Add our Carbide Jobber Drills to your cart today and experience the durability and precision that professionals trust. Your workshop deserves tools that work as hard as you do!
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