Carbide Jobber Drill 4.8mm
Product Overview
Looking for a drill bit that can handle precision and durability? Our Carbide Jobber Drills stand out as a go-to for professionals who demand accuracy in metalworking and woodworking tasks.
Designed with both Standard Cut and Double Cut options, these tools are perfect for machinists and fabricators aiming for clean, reliable cuts every time. The 2 flute design, paired with a 20-degree helix, ensures smooth material removal without compromising stability.
With a 118-degree four-facet split point and tight tolerance of +.000/-.0005, these drills deliver sharp, consistent holes for your projects. Ready to upgrade your toolkit? Let these jobber drills take your drilling precision up a notch!
Key Features
- Available in Standard Cut or Double Cut types for versatile drilling needs.
- 2 flute design with a 20-degree helix for efficient chip evacuation.
- 118-degree four-facet split point reduces walking and improves centering.
- High tolerance with diameter accuracy of +.000/-.0005 for precision drilling.
- Overall length of 70mm and flute length of 41mm, ideal for various materials.
- Tool size 4.80 mm (0.1890 inches) suitable for fine and detailed drilling.
- Durable carbide construction provides superior wear resistance and longevity.
- Split point design helps to reduce drilling torque and heat buildup.
- Ideal for metalworking and woodworking professionals who value accuracy.
- Compatible with standard jobber drill holders for easy integration.
Specifications
- Shape / Type: Standard Jobber Drill
- Cut Type: Standard Cut or Double Cut
- Head Diameter: 4.80 mm (0.1890 inches)
- Flute Length: 41 mm
- Overall Length: 70 mm
- Helix Angle: 20 degrees
- Point Angle: 118 degrees Four Facet Split Point
- Tolerance: Diameter +.000 / -.0005 inches
- Material Compatibility: Metals, woods, and composites
- Brand / Manufacturer: Burrs4Less
- Made In: USA
- SKU / Part Number: 30482
Durability and Precision That Stand the Test of Time
When it comes to your workshop's productivity, having tools that hold their edge and deliver consistent performance is priceless. Our Carbide Jobber Drills are engineered to provide just that – exceptional wear resistance and accuracy over countless drilling cycles. This durability means fewer tool changes and less downtime, allowing your business to run smoother and more cost-effectively in the long run. Plus, the precise tolerances reduce rework and scrap, adding up to real savings.
Trusted Craftsmanship with a Legacy of Quality
At Burrs4Less, we combine decades of experience with a commitment to innovation, bringing you drill bits that meet the high standards of modern metalworkers and woodworkers alike. Proudly made in the USA, our Carbide Jobber Drills reflect a tradition of precise manufacturing and quality control. This reliability has earned recognition across industries where accuracy and toughness are non-negotiable, making these drills a cornerstone in professionals’ toolkits nationwide.
Case Study: Real Business, Real Results
Chicago-based Precision Fabricators upgraded to Carbide Jobber Drills to increase hole accuracy for automotive clients.
"Switching to these jobber drills has significantly reduced our rework rates. The split point design makes set-up much faster, saving us valuable production time."
Mark Reynolds – Operations Manager
Improved hole precision and decreased rework by 35%
How the Four Facet Split Point Enhances Drilling Accuracy
Ever tried tightening a screw with a dull screwdriver and noticed it slips off? The four-facet split point on these drills is like having a perfectly sharp screwdriver tip for your drill bit. This design improves centering on your workpiece, which means less wandering when you start drilling. It cuts into the material smoothly, reducing walking and heat build-up, so the drill bit lasts longer and gives you clean, exact holes every time.
Installation and Maintenance Guide
Setting It Up
- Ensure drill chuck is clean and free of debris before insertion.
- Insert drill bit fully into chuck to minimize wobble during operation.
- Tighten chuck securely to prevent bit slippage.
- Select proper cutting speed based on material to avoid overheating.
- Use coolant or lubricant when drilling metals for longer bit life.
Keeping It Going
- Regularly inspect bit for wear or damage before use.
- Clean flutes after each use to maintain efficient chip evacuation.
- Store bits in a dry place to prevent corrosion.
- Resharpen bits when performance degrades to maintain precision.
- Avoid excessive pressure which can cause premature bit failure.
Frequently Asked Questions
Q: What materials can these Carbide Jobber Drills be used on?
They are designed for metals, woods, and composite materials, offering versatile performance.
Q: What is the advantage of the four-facet split point?
It helps reduce drill bit walking and improves accuracy when starting the hole.
Q: Are these drill bits compatible with standard chucks?
Yes, they fit standard jobber drill holders and chucks that accommodate the shank size.
Q: What is the difference between Standard Cut and Double Cut?
Standard Cut offers smooth finishes; Double Cut removes material more quickly but may be rougher.
Q: How important is the helix angle?
The 20-degree helix helps with effective chip clearance and is suitable for general drilling tasks.
Q: What tolerances do these drills have?
They maintain a precise diameter tolerance of +.000/-.0005 inches for accuracy.
Q: How long is the flute length?
The flute length is 41 mm, allowing for effective chip removal during drilling.
Q: What overall length should I expect?
The total length of the drill is 70 mm, making it suitable for various applications.
Q: How should I maintain these drills?
Regular cleaning, proper storage, and occasional resharpening will prolong their 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 miss out on enhancing your workshop's precision and efficiency. Order your Carbide Jobber Drills now and experience the confidence that comes with reliable, high-quality tools. Stock is ready to ship nationwide—grab yours today!
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