Carbide Jobber Drill 3.57mm
Product Overview
Carbide Jobber Drills are precision-engineered cutting tools designed for versatility and durability in metalworking projects. Whether you’re drilling stainless steel or other tough materials, these drills stand up to challenging demands.
Ideal for machinists and fabricators seeking accuracy and long tool life, these drills deliver dependable performance with their specialized carbide construction. They’re built to handle frequent use without compromising speed or finish quality.
Featuring a sharp 118-degree four-facet split point and a 20-degree helix angle, these drills maintain excellent chip evacuation and penetration. If your projects call for reliability and precision, these Carbide Jobber Drills make a strong addition to your toolbox.
Key Features
- High-performance carbide material for maximum wear resistance
- Two-flute design enhances chip removal efficiency
- 20-degree helix angle for smooth cutting action
- 118-degree four-facet split point reduces walking and improves accuracy
- Tight diameter tolerance (+.000/-.0005) ensures precise hole sizes
- Flute length of 1-3/8 inches provides optimal depth for most applications
- Overall drill length of 2-1/2 inches suited for standard jobber drill tasks
- Compatible with various metals including stainless steel and hardened alloys
- Durable construction supports high-speed drilling operations
Specifications
- Shape / Type: Standard Jobber Drill
- Cut Type: Carbide Jobber Drill
- Head Diameter: 0.1405 inch (3.57 mm)
- Shank Diameter: 0.1405 inch (same as head diameter)
- Flute Length: 1-3/8 inch
- Overall Length: 2-1/2 inch
- Material Compatibility: Metals including stainless steel and hardened alloys
- Brand / Manufacturer: Burrs4Less
- Made In: USA
- SKU / Part Number: 30354
Trust Burrs4Less for Reliable Carbide Jobber Drills
Burrs4Less has built a reputation on providing dependable cutting tools that help keep American workshops humming smoothly. These carbide jobber drills stand out due to years of design optimization and quality control, reducing unexpected tool changes and downtime. when your team relies on every cut being precise, consistent tool performance cuts overall costs by preventing scraps and rework, freeing you to focus on what really matters—your craft and deadlines.
Beyond the sharp edges and tight tolerances, these drills reflect Burrs4Less’s commitment to durable, high-value tools. The carbide material not only lasts longer but also resists wear in demanding environments, meaning fewer replacements and less waste. This durability, combined with the brand's attention to machining innovation, supports productivity and environmental responsibility, crafting a win-win advantage on and off the shop floor.
Case Study: Real Business, Real Results
Chicago, IL – Precision machine shop upgraded tooling for faster production.
“Switching to Burrs4Less carbide jobber drills gave us cleaner holes and less downtime. Our job throughput has noticeably increased.”
Emily Johnson – Shop Manager
Boosted drilling efficiency by over 35% while reducing tool replacements.
Why the Four-Facet Split Point Makes Drilling Easier
The four-facet split point on this carbide drill is like having a mini guide that helps the drill start cutting exactly where you want it. Imagine trying to push a nail straight into wood without a guide – it can wander. These split points give the drill extra ‘grip’, stopping it from skating off your mark.
This means cleaner holes without extra rework or damage around the edges. Plus, it reduces pressure as the drill bite is distributed evenly, which means less wear on your tools and a longer life for your bits.
Installation and Maintenance Guide
Setting It Up
- Ensure your drill press or hand drill’s chuck matches the shank diameter (0.1405 inch)
- Secure the drill bit tightly to avoid wobble during use
- Use appropriate feed rates to avoid overheating the carbide tip
- Apply cutting fluid to improve bit life and hole quality
- Check alignment before starting to prevent drill walking
Keeping It Going
- Clean debris from flutes regularly to maintain chip flow
- Store drills in a dry case to prevent corrosion
- Inspect tips for dullness or damage and replace if necessary
- Avoid using drills beyond recommended speeds to prolong carbide life
- Sharpen drills professionally when possible instead of discarding
Frequently Asked Questions
Q: What materials are these carbide jobber drills best suited for?
They work exceptionally well on stainless steel, hardened alloys, and other tough metals.
Q: What does the 118-degree split point do?
It helps reduce walking by creating a sharper, more accurate drill start.
Q: What is the significance of the 20-degree helix angle?
This angle balances chip removal while maintaining cutting strength for various metals.
Q: Can these drills be sharpened?
Yes, professional sharpening can extend their usable life.
Q: What is the tolerance for the drill diameter?
The diameter tolerance is +.000/-.0005, ensuring very precise hole sizing.
Q: What is the flute length and how does it impact drilling?
The flute length is 1-3/8 inches, which sets the maximum effective drilling depth for clean chip evacuation.
Q: Are these drills compatible with standard jobber drill holders?
Yes, these drills are designed to fit standard jobber drill chucks.
Q: Should I use cutting fluid with these drills?
Using cutting fluid is recommended to improve tool life and cut quality.
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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 your work down. Grab these Carbide Jobber Drills from Burrs4Less and experience the difference precision and durability can make. Stock is limited—place your order today and upgrade your tooling for tomorrow’s projects!
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