Standard Carbide Jobber Drill 9.80mm
Product Overview
If you’re looking for reliable and precision-engineered cutting tools, these Carbide Jobber Drills are exactly what your toolbox needs. Crafted for metalworking pros and serious DIYers alike, they handle a variety of materials with finesse.
These jobber drills cater to anyone who demands clean, accurate holes every time — from workshop technicians to machinists and fabricators. Their durability ensures they stay sharp for longer, cutting down on replacement costs.
Featuring a double cut option and a sharp four-facet split point, they deliver efficient chip removal and outstanding accuracy. Ready to elevate your drilling game?
Key Features
- Available in Standard Cut and Double Cut options for versatile application
- Two flutes with a 20° helix angle for smooth material removal
- 118° four-facet split point reduces walking and ensures accurate starts
- Tight tolerance specification: Diameter +.000/-.0005 for precision drilling
- Flute length of 70 mm suits a wide range of drilling depths
- Overall length of 108 mm balances rigidity and reach
- High-quality carbide construction offers excellent wear resistance
- Ideal for drilling through metals with consistent performance
- Metric size 9.8mm (0.3858 inch) fits various tasks and materials
- Engineered for extended tool life and reduced downtime
Specifications
- Shape / Type: Standard Jobber Drill
- Cut Type: Standard Cut or Double Cut
- Head Diameter: 9.80 mm (0.3858 inch)
- Flute Length: 70 mm
- Overall Length: 108 mm
- Helix Angle: 20 degrees
- Point Angle: 118 degrees, Four Facet Split Point
- Tolerance: Diameter +.000 / -.0005
- Material Compatibility: Carbide suitable for metals
- Brand / Manufacturer: Burrs4Less
- Made In: USA
- SKU / Part Number: 30866
Durability and Precision: Elevating Your Workshop's Efficiency
These Carbide Jobber Drills don't just meet precision standards—they consistently deliver it, reducing the frequency of rework and defects on your production line. Over time, their wear-resistant carbide construction means fewer replacements and less downtime, which translates directly to cost savings. Reliable tool performance creates smoother workflows and gives you the confidence to tackle high-volume metal drilling without worrying about tool failure.
Trusted Tools Backed by Proven American Craftsmanship
Burrs4Less has a strong reputation for quality and innovation in carbide cutting tools. Manufactured in the USA, these drills benefit from stringent quality controls and decades of expertise. Their reliability and consistency have earned them recognition in industrial metalworking circles. Beyond tool specs, this trustworthiness means less guesswork for businesses aiming for compliance, safety, and repeatable, professional results every day.
Case Study: Real Business, Real Results
Located in Detroit, MI, Alloy Fabricators upgraded their drill bits to carbides designed for precision and durability.
"Switching to Burrs4Less Carbide Jobber Drills instantly improved our hole accuracy and reduced drill replacements, saving valuable time on every project."
Mark Johnson – Production Manager
Boosted production efficiency by 30% and cut tool changeover downtime significantly.
How the Four-Facet Split Point Ensures Cleaner, More Accurate Drilling
The four-facet split point is like having a guide built right into the drill tip. Instead of wandering or skidding when you start drilling, this design keeps the drill bit steady on the mark. Think of it like the difference between trying to start a nail with a sharp tack versus a precisely angled chisel—it makes it much easier to start drilling exactly where you want, reducing mistakes and improving the finish.
Installation and Maintenance Guide
Setting It Up
- Ensure your drill press or hand drill chuck matches the shank size
- Clean the chuck before inserting the drill to prevent slippage
- Insert the drill bit straight to avoid bending during use
- Tighten the chuck securely but avoid overtightening to prevent damage
- Use appropriate cutting fluid to extend tool life and improve performance
Keeping It Going
- Regularly clean the drill bit to remove metal debris and prevent buildup
- Inspect for signs of wear or dullness; replace if cutting efficiency drops
- Store in a dry, organized space to avoid corrosion or damage
- Sharpen carbide bits only by professionals to maintain integrity
- Use coolant during extended drilling to reduce heat buildup and extend life
Frequently Asked Questions
Q: What materials can these Carbide Jobber Drills cut?
They’re designed primarily for metals, including steel, stainless steel, and cast iron.
Q: What does double cut mean versus standard cut?
Double cut drills have two sets of cutting edges for faster, smoother drilling and better chip clearance.
Q: How does the four-facet split point benefit drilling?
It reduces bit walking and allows for precise hole starts, improving accuracy and finish.
Q: What is the importance of the tolerance +/- .0005?
It guarantees high precision in hole diameter, critical for tight-fitting assemblies.
Q: Can these drills be used in handheld drills?
Yes, but ensure your drill chuck securely holds the bit and use appropriate speed and feed.
Q: How do I know when to replace the drill bit?
When you notice dull cutting edges, rough holes, or increased effort, it’s time for replacement.
Q: What coolant should I use?
Use cutting fluids designed for metalworking to extend tool life and reduce heat buildup.
Q: Is the flute length suitable for deep drilling?
The 70 mm flute length supports medium-depth holes common in metal fabrication.
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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 hit a snag from dull or imprecise drills. Add these Carbide Jobber Drills to your cart now and experience the difference of working with dependable, high-quality tools. Your next perfectly drilled hole awaits!
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