SL-42 L3 Series Taper Ball End Burr with Extended Shank
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Product Overview
This SL-42 L3 Series Taper Ball End Burr with Extended Shank is built for precision and smooth finishes. Perfect for metalworking pros who need a reliable and versatile cutting tool that handles a variety of materials.
Whether you are working on cast iron, steel, copper, or brass, this burr's 14-degree taper and extended shank help you reach tight spots easily while maintaining great control.
With options in both double cut and single cut flutes, you get customizable performance—take your metal finishing and shaping tasks up a notch with smooth results every time.
Key Features
- Extended shank design for reaching deep or awkward areas comfortably
- Available in standard cut (double cut) or single cut for versatile use
- Double cut offers smooth finishes with combined right and left-hand flutes
- Single cut provides rapid stock removal on multiple metals
- 1/8" head diameter with 1/2" length of cut for precise shaping
- 14-degree taper shape allows for fine detailing
- 1/8" shank diameter with 3" length for secure grip in grinders
- Left-hand cutting action on double cut enhances control
- Ideal for finishing and deburring tasks on steel, cast iron, copper, and brass alloys
- Durable carbide construction ensures long tool life
Specifications
- Shape / Type – L Series Taper Ball End Burr
- Cut Type – Standard Cut (Double Cut) or Single Cut
- Head Diameter – 1/8 inch
- Length of Cut – 1/2 inch
- Shank Diameter – 1/8 inch
- Shank Length – 3 inches (Extended Shank)
- Taper Angle – 14 Degrees
- Material Compatibility – Cast Iron, Steel, Copper, Brass Alloys
- Brand / Manufacturer – Burrs4Less
- Made In – USA
- SKU / Part Number – 008-08112 XL
Dependability and Precision That Keeps Your Business Rolling
Choosing the right carbide burr goes beyond just the specs — it’s about consistent performance every time you pick up your grinder. The SL-42 L3 Series has earned its reputation by lasting longer, resisting wear from tough metals, and delivering smooth finishes that reduce your rework time. By integrating an extended shank, Burrs4Less ensures you can tackle jobs others might pass up due to limited access, saving both time and money in the long run.
Additionally, this burr stands out for toughness and reliability backed by Burrs4Less' decades of expertise. Their commitment to quality control means each burr arrives ready to deliver professional results without surprise failures. For your metalworking or woodworking projects, this means fewer tool changes, uninterrupted workflow, and confidence in your tools to keep hitting the mark day after day.
Case Study: Real Business, Real Results
Los Angeles-based Precision Metalworks upgraded their tooling to improve detail work on small cast iron components.
"Switching to the SL-42 L3 tapered burr with the extended shank gave us unmatched control, especially in tight corners. The dual flutes on the double cut option delivered a finish that cut down our polishing time significantly."
Jessica Rivera – Production Manager
Resulted in a 35% faster turnaround on detailed projects without sacrificing quality.
How the Double Cut Design Delivers a Super Smooth Finish
The double cut feature combines right and left-hand flutes, which means the burr cuts with a slight left-hand spiral while rotating right. Think of it like using a two-sided brush that smooths and shapes metal as it moves, rather than just scraping it away. This results in a finish that's not only cleaner but also easier to control, reducing vibration and giving you more precision - especially on intricate shapes or delicate edges.
Installation and Maintenance Guide
Setting It Up
- Make sure the grinder or rotary tool is unplugged before installing the burr.
- Clean the collet to remove any dust or debris for a secure fit.
- Insert the extended shank fully into the collet and tighten firmly to avoid wobbling.
- Check that the burr spins freely without obstruction before use.
- Wear safety goggles and gloves before starting your work.
Keeping It Going
- Regularly clean metal shavings from the burr with a wire brush to maintain cutting efficiency.
- Avoid applying excessive pressure – let the burr's sharp edges do the work.
- Periodically inspect the cutting edges for wear or chipping and replace when dull.
- Store burrs in a dry, organized case to prevent damage and rust.
- Use appropriate lubrication or coolant when working with harder metals to extend burr life.
Frequently Asked Questions
Q: What materials can this burr be used on?
It works great on cast iron, steel, copper, and brass alloys.
Q: What's the difference between the single and double cut?
Double cut burrs have overlapping right and left flutes for smoother finishes, while single cut burrs remove stock faster but with a rougher cut.
Q: How long is the extended shank?
The shank is 3 inches long, which helps reach tight or deep areas.
Q: Can I use this burr with any rotary tool?
It fits tools that accept a 1/8" diameter shank.
Q: What taper angle does the burr have?
The taper angle is 14 degrees, ideal for precision shaping.
Q: How do I maintain the burr's sharpness?
Use a wire brush to remove debris after each use and avoid excessive pressure when operating.
Q: Is it suitable for detailed metalwork?
Absolutely, the taper ball end shape is designed for fine detailing tasks.
Q: What cutting direction does the double cut use?
The double cut features a slight left-hand cutting action for better control.
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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 experience the precision and control the SL-42 L3 Series Taper Ball End Burr brings to your projects. Stock up today and take advantage of the smooth finishes, extended reach, and reliable performance made for professionals like you.
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