Carbide Jobber Drill 2.49mm Diameter
Product Overview
Looking for a reliable drill bit that caters to precision and durability? Our Carbide Jobber Drills come through with a bang. Engineered for pros who need clean, accurate holes in a variety of materials, these drills are a perfect mix of toughness and efficiency.
Crafted from high-grade carbide, these drills boast a 2-flute design with a 20-degree helix and a sharp 118-degree four-facet split point. This means you'll get faster penetration and less walking when you start drilling, even on tough metals.
Whether you're in manufacturing, metalworking, or a demanding DIY project, these drill bits stand ready to deliver. Lightweight with overall length of 2 inches, their precision tolerance ensures your work stays within tight specs. Ready to drill smarter, not harder?
Key Features
- Precision Carbide Jobber Drill for high durability
- 2 flute design optimized for fast chip evacuation
- 20-degree helix angle enhances cutting efficiency
- 118-degree four-facet split point ensures easy, accurate starts
- Tight diameter tolerance (+0/-.0005) for consistent holes
- Compact overall length of 2 inches for better control
- Flute length of 1 inch suits medium-depth drilling tasks
- Works great on various metals and industrial materials
- Reduces walking to keep holes exactly where you need them
- Standard jobber drill fits most drill presses and handheld drills
Specifications
- Shape / Type: Standard Jobber Drill
- Cut Type: Carbide Jobber Drill
- Tool Size: 40 Metric / 2.49 mm
- Decimal Equivalent: 0.0980 inches
- Flute Length: 1 inch
- Overall Length: 2 inches
- Helix Angle: 20 degrees
- Point Angle: 118 degrees four-facet split point
- Tolerance: Diameter +0 / -0.0005 inches
- SKU / Part Number: 30254
Durability That Pays Off Over Time
Choosing carbide jobber drills means less downtime and fewer replacements. Since carbide is much harder than standard drill materials, these bits keep their cutting edge for longer, cutting your maintenance costs significantly. For shops where every minute counts, this reliability means more parts produced and fewer interruptions during production. They offer consistent performance batch after batch, ultimately saving you money on both labor and tooling.
A Trusted Name in Precision Drilling
Burrs4Less has earned its reputation by balancing innovation with quality. Our carbide drills undergo stringent quality checks to ensure they meet tight tolerances demanded by professional machinists. We've combined industry know-how with the latest materials technology to deliver drills that fit seamlessly into your workflow. Plus, their shape and precision allow compliance with tough industry standards, boosting both your product quality and customer satisfaction down the line.
Case Study: Real Business, Real Results
San Diego, CA – Upgrading precision drills to meet tighter manufacturing tolerances.
"Switching to Carbide Jobber Drills from Burrs4Less improved our drilling precision dramatically. The reduced walk and clean holes cut our rework rate in half."
Lisa Martinez – Production Manager
Increased product quality consistency by 35% and reduced scrap rates.
Why the Four-Facet Split Point Makes Your Drilling Effortless
The 118-degree four-facet split point is a bit like the sharp scissors of the drill world. Instead of just one cutting edge, the four facets guide the bit straight into the material, preventing it from wandering around when you start drilling. Think about trying to hammer a nail straight into wood – the more focused the point, the easier it goes in. This design helps you start holes precisely where you want them, saving time and frustration for every project, large or small.
Installation and Maintenance Guide
Setting It Up
- Ensure your drill chuck is clean and free of debris before installation.
- Insert the carbide jobber drill securely into the chuck for maximum stability.
- Check the drill is aligned correctly to avoid wobbling during use.
- Use appropriate speed settings on your drill press or handheld drill according to material type.
- Wear safety glasses and gloves before starting your drilling task.
Keeping It Going
- Regularly clean flutes to prevent metal buildup inside the drill bit.
- Lubricate with cutting oil when drilling metals to extend bit life.
- Inspect the drill tip for dulling or chips before each use.
- Store drills in a dry place to avoid corrosion or damage.
- Replace if excessive wear or damage impacts drilling quality.
Frequently Asked Questions
Q: What materials are these Carbide Jobber Drills best suited for?
A: They excel on metals including hardened steels, stainless steel, and other hard alloys.
Q: What does the 118-degree four-facet split point mean for drilling?
A: It helps reduce walking when starting holes, ensuring accuracy and cleaner cuts.
Q: Can these drills be used in handheld drills or only drill presses?
A: They fit standard chucks and work well with both handheld and stationary drills.
Q: What is the advantage of the 20-degree helix angle?
A: It improves chip removal for smoother drilling and helps prevent overheating.
Q: Are these drills appropriate for drilling deep holes?
A: With a flute length of 1 inch and overall length of 2 inches, they are best for medium-depth holes.
Q: How tight is the diameter tolerance?
A: The diameter tolerance is very precise at +0 / -0.0005 inches for consistent hole sizes.
Q: Should I use lubricant when drilling?
A: Yes, especially with metals to extend tool life and improve cut quality.
Q: How do I know when to replace the drill?
A: Replace it if you notice dullness, chipping, or poor drilling performance.
-
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.
-
Premium Quality
Pro-grade tungsten carbide burrs for durable, precise work.
-
Affordable Pricing
Wholesale rates from USA manufacturer, high performance.
-
Fast & Free Shipping
24-hour shipping, free on $100+ orders.
-
Expert Guidance
Team assists in picking ideal burr for materials.
Ready for Order
Don’t let your next project slow down with dull or imprecise bits. Our Carbide Jobber Drills are in stock and ready to tackle your toughest drilling needs with accuracy and durability. Order now to experience the difference high-quality carbide brings to your workshop!
#CarbideDrills#JobberDrill#MetalworkingTools#PrecisionDrilling#MachinistGear#CuttingTools#DrillBits#IndustrialDrills#Burrs4Less#ToolShop