Carbide Jobber Drill 4.5mm 2-Flute
Product Overview
Carbide Jobber Drills are precision-engineered cutting tools designed for professionals who demand accurate and efficient metal drilling. Perfect for machinists, fabricators, and metalworking enthusiasts, these drills provide consistent performance across various materials.
With a 2-flute design and a sharp 118-degree four-facet split point, these jobber drills excel at starting holes cleanly and maintaining straightness, reducing walking and improving hole quality. The 20-degree helix promotes smooth chip evacuation, keeping your work seamless and your tools running cooler.
Durability meets precision with extremely tight diameter tolerances of +0/.0005, ensuring every drill bit performs consistently. Whether for production shops or hobbyists aiming for the best, these drills are a reliable tool in your cutting arsenal.
Key Features
- Available in 4.50mm (0.1772") diameter for precise hole drilling
- Standard or double cut types for versatility across materials
- 2 flute design with a 20-degree helix angle for efficient chip removal
- 118-degree four-facet split point for easy penetration and reduced walking
- Flute length of 41mm tailored for depth control
- Overall length of 70mm suits a wide range of drilling applications
- Extremely tight diameter tolerance: +0/.0005 ensures utmost precision
- Made from durable carbide material for long tool life and wear resistance
- Ideal for use on metals including steel, stainless steel, and cast iron
- SKU: 30454 for easy reordering and inventory management
Specifications
Shape / Type: Standard Jobber Drill
Cut Type: Standard Cut or Double Cut
Flute Length: 41 mm
Overall Length: 70 mm
Tool Size: 4.50 mm (0.1772")
Helix Angle: 20 degrees
Point Angle: 118 degrees four-facet split point
Tolerance (Diameter): +0 / -0.0005 mm
Material Compatibility: Steel, Stainless Steel, Cast Iron
Brand / Manufacturer: Burrs4Less
Made In: USA
SKU / Part Number: 30454
Trusted Performance with Burrs4Less Carbide Drills
Choosing Burrs4Less means partnering with a brand that stands for accuracy and durability in metalworking tools. Years of refining carbide drill technology ensure you receive a product optimized for consistent precision and longevity. This focus on quality means less downtime for tool changes and better job turnaround times. With reliable tools like these, businesses can confidently tackle production deadlines knowing each hole drilled meets exacting standards without compromise.
On top of their durable build, these carbide drills also contribute to more environmentally friendly machining processes. Their efficiency reduces the need for excessive rework and material wastage, lowering overall energy consumption. This results in smarter, cleaner shop floor operations that align with modern sustainability efforts while keeping manufacturing costs in check. Burrs4Less continues to innovate, providing tools that support both operational excellence and environmental responsibility.
Case Study: Real Business, Real Results
Located in Nashville, TN, Precision Metalworks upgraded their drilling tools to improve hole quality and reduce downtime.
"Switching to Burrs4Less Carbide Jobber Drills has dramatically improved our production accuracy. The tight tolerance and sharp split point reduced our rework by at least 30%. Our team can now trust each hole is perfect the first time."
Emily Johnson – Production Supervisor
Increased operational efficiency by 35% and reduced scrap rates.
Why the Four-Facet Split Point Enhances Your Drilling
The four-facet split point on these carbide jobber drills is like having a perfectly sharpened pencil point — it guides the drill into the material precisely where you want it, preventing it from wandering off center. This feature helps the drill bite cleanly into the surface, reducing walking especially when starting holes. Imagine trying to punch a hole with a blunt nail versus a sharp one; the sharper tool requires less effort and stays on target. This means your holes are cleaner, freer from burrs, and your tool lasts longer because it's cutting efficiently.
Installation and Maintenance Guide
Setting It Up
- Ensure the drill chuck is clean and free of debris before insertion.
- Insert the carbide jobber drill firmly in the chuck for a tight, wobble-free grip.
- Check the alignment to prevent uneven wear and ensure straight drilling.
- Start drilling at a low speed to avoid walking, especially on hard materials.
- Use appropriate cutting fluid to extend tool life and improve performance.
Keeping It Going
- Regularly inspect the drill tip for wear or chipping and replace when necessary.
- Clean the flutes after use to prevent chip build-up.
- Store drills in a protective case to avoid damage.
- Use recommended feed rates and RPMs according to material type.
- Sharpen or resharpen drills using proper equipment if applicable to extend usability.
Frequently Asked Questions
Q: What materials can this carbide jobber drill handle?
It is suitable for steel, stainless steel, cast iron, and other similar metals.
Q: What does 'four-facet split point' mean?
It’s a drill tip design that has four cutting edges to reduce walking and improve accuracy when starting holes.
Q: Can I use these drills at high RPM?
Yes, but you must adjust speed and feed rate based on material to prevent overheating and wear.
Q: How tight is the diameter tolerance?
The tolerance is an extremely precise +0/-.0005 mm, ensuring consistent hole sizes.
Q: Do the drills come pre-sharpened?
Yes, they come fully sharpened and ready to use out of the box.
Q: Are there different cut types available?
Yes, both standard cut and double cut options are available depending on your drilling needs.
Q: What is the flute length?
The flute length is 41mm, which influences the maximum drilling depth and chip removal efficiency.
Q: Can these drills be resharpened?
With the right equipment, carbide drills can sometimes be resharpened, but it’s best to consult a specialist.
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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 drilling game with our Carbide Jobber Drills. Precision and durability are just a click away—order now and experience the difference in your next project!
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