Standard Cut Carbide Jobber Drill 4mm
Product Overview
If you're in the market for reliable, precision drilling, the CARBIDE JOBBER DRILLS are a perfect fit. Designed with versatility in mind, these drills cater to metalworking pros and metal hobbyists alike.
Crafted with a 2-flute design and a 20-degree helix, these drills offer smooth cutting and improved chip evacuation for cleaner holes. Plus, the four-facet split point ensures sharp, accurate starts every time.
Whether you're upgrading your shop tools or need high-quality drills for everyday use, these carbide jobber drills deliver performance that stands up to the task, keeping your projects on point.
Key Features
- Two-flute design for efficient chip clearance
- 20-degree helix angle enhances cutting smoothness
- 118-degree four-facet split point reduces walking on startup
- Precision tolerance with diameter tolerance +.000/-.0005
- Available in a 4 metric size (decimal equiv. 0.2090)
- Standard or double cut options to suit different materials
- Flute length of 1-3/4 inches for deeper drilling tasks
- Overall length of 3 inches to fit most drill setups
- Durable carbide construction for lasting sharpness and wear resistance
Specifications
- Shape / Type: Standard Jobber Drill
- Cut Type: Standard Cut or Double Cut
- Head Diameter: 4 Metric (0.2090 inches)
- Shank Diameter: 4 Metric (0.2090 inches)
- Overall Length: 3 inches
- Flute Length: 1-3/4 inches
- Helix Angle: 20 degrees
- Point Angle: 118-degree Four Facet Split Point
- Tolerance: Diameter +.000/-.0005 inches
- Material Compatibility: Metalworking applications
- Brand / Manufacturer: Burrs4Less
- Made In: USA
- SKU / Part Number: 30542
The Long-Term Value of CARBIDE JOBBER DRILLS for Metal Shops
Investing in these quality carbide jobber drills means fewer interruptions in your workflow. Their durability translates to less frequent drill replacement and far fewer downtime incidents caused by dull or broken bits. This reliability enables your business to maintain consistent output quality and meet customer deadlines without the hassle of constant tool changes.
Moreover, Burrs4Less has built a reputation on supplying professional-grade tools designed specifically for today’s metalworking challenges. Their commitment to precision and American manufacturing ensures that these drills deliver not just technical specs, but real-world toughness and precision you can count on every day.
Innovation and Efficiency Embedded in Every Drill
The engineering behind these jobber drills incorporates modern cut geometry that pushes the limits of what's possible with carbide tools. This includes optimized flute design that improves chip evacuation, reducing heat and prolonging tool life. The result is a more energy-efficient drilling process that not only delivers quality results but also helps reduce your shop’s environmental footprint.
With these drills, you’re not just purchasing a product; you’re tapping into decades of innovation and expertise, all aimed at making your metalworking tasks smoother, more precise, and ultimately more productive.
Case Study: Real Business, Real Results
Chicago, IL – After struggling with drill bit wear and inconsistent hole quality, Midwest Metalworks upgraded to CARBIDE JOBBER DRILLS.
"Switching to these jobber drills cut our setup times in half and noticeably improved hole precision across batches. These drills just keep going when others wear down quickly."
Jessica Turner – Production Manager
Increased output by 35% and reduced drill replacement costs by 25%
Why the Four-Facet Split Point Sharpens Your Workflow
Ever noticed how some drill bits tend to wander around before they start cutting? That’s the dreaded “walking” effect, and it can be frustrating when you’re trying to hit precise marks. The four-facet split point on these jobber drills is designed to nip that problem in the bud. Think of it like the difference between a dull pencil and a freshly sharpened one—this split point grips the material immediately, making sure the drill starts exactly where you want it. It’s a simple touch that saves you time and headaches, especially when working on detailed metal projects.
Installation and Maintenance Guide
Setting It Up
- Check drill chuck compatibility to ensure a secure fit with the 4 Metric shank
- Clean the drill chuck before installation to avoid slippage
- Insert the jobber drill fully into the chuck and tighten firmly
- Use proper speed settings according to the metal type being drilled
- Secure the workpiece properly to prevent movement during drilling
Keeping It Going
- Regularly inspect drill points for wear or dullness
- Use cutting oil to reduce heat buildup and extend drill life
- Avoid applying excessive pressure to reduce bit damage
- Clean flutes after each use to remove metal chips
- Store drills in a dry, protected case to prevent corrosion
Frequently Asked Questions
Q: What materials are these drills best suited for?
These carbide jobber drills are ideal for metalworking, including steel, stainless steel, and cast iron.
Q: What is the meaning of the four-facet split point?
It means the drill tip is designed with four cutting surfaces to reduce walking and improve start accuracy.
Q: Can these drills be used in handheld drills?
Yes, but for best results, use in a drill press or CNC machine to maintain precision.
Q: What are the flute lengths and why do they matter?
The flute length is 1-3/4 inches, which accommodates deeper hole drilling with efficient chip clearance.
Q: What does standard cut vs double cut mean?
Standard cut drills have fewer cutting edges, suitable for general use, while double cut provides smoother cuts in harder materials.
Q: Are these drills compatible with all drill chucks?
They fit standard chucks designed for 4 Metric diameter shanks.
Q: How precise are the diameter tolerances?
The diameter tolerance is +.000/-.0005 inches, ensuring tight accuracy in your holes.
Q: What speed should I use when drilling metals?
Recommended speeds depend on the metal type; slower speeds with cutting fluid are best for stainless steel.
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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 your projects stall with subpar drilling tools. Order your CARBIDE JOBBER DRILLS today and experience precision drilling that lasts. Ready to boost your metalworking efficiency? Add them to your cart now!
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