SN-55 Series Inverted Cone Carbide Burr 1/4" Head
Product Overview
If you're in the market for a reliable, versatile carbide burr, the SN-55 fits the bill perfectly. This N Series Inverted Cone burr is designed for both metalworking and woodworking pros who appreciate precision and durability.
Whether you're shaping, deburring, or removing welds on cast iron, steel, or brass, its blend of single and double cut options offers great flexibility. You'll find it helps achieve smooth finishes without fuss, no matter what metal you're working on.
With its compact 1/4" head diameter and a 3/16" shank, it's engineered to give you excellent control on detail work. If you want a tool that works as hard as you do, this burr is worth a serious look.
Key Features
- Standard and double cut spiral flutes for versatile cutting action
- Right-handed single cut perfect for rapid stock removal
- Double cut produces ultra-smooth finishes with enhanced grinder control
- 1/4" head diameter ideal for detailed shaping and finishing
- 3/16" diameter shank fits most die grinders and rotary tools
- Constructed for use on cast iron, steel, copper, and brass alloys
- Compact length for precision work in tight spaces
- Durable tungsten carbide material ensures long-lasting performance
- Inverted cone shape eases access to hard-to-reach contours
- Designed to reduce operator fatigue with smoother cutting action
Specifications
- Shape / Type: N Series Inverted Cone
- Cut Type: Standard Cut or Double Cut
- Head Diameter: 1/4 inch
- Shank Diameter: 3/16 inch
- Overall Length: 2 inches
- Material Compatibility: Cast iron, steel, copper, brass alloys
- Brand / Manufacturer: Burrs4Less
- Made In: USA
- SKU / Part Number: 112-17053
Trusted Performance From Burrs4Less’ N Series
The SN-55 isn’t just about sharpness and cutting speed, it’s a tool designed for consistency every time you grab it. Burrs4Less has built its reputation on providing professional-grade tools that minimize downtime by lasting longer and needing less frequent replacement. This means fewer interruptions for your workday, smoother project flow, and more time focusing on what matters — quality craftsmanship.
Beyond performance, Burrs4Less is a brand that understands the importance of innovation mixed with durability. The SN-55’s design cuts across multiple metals without breaking a sweat, giving you confidence in your tool choice. Plus, its U.S.-made quality and adherence to strict manufacturing standards reflect a commitment to excellence that keeps professionals coming back — all while helping you stay compliant with safety and operational efficiency standards.
Case Study: Real Business, Real Results
Chicago, IL – Upgrading to the SN-55 for precision metal fabrication.
"Switching to the SN-55 burr noticeably reduced our finishing time and improved surface quality across all our cast iron parts. The balance of rapid stock removal and smooth finishes has been exactly what our shop needed."
Eric Thompson – Fabrication Manager
Boosted production efficiency by 35% and reduced rework by 20%
How Double Cut Flutes Elevate Your Finishing Game
The double cut feature combines right and left hand spiral flutes, which work together to create a super-smooth finish that's hard to beat. Think of it like sanding wood with fine-grit sandpaper instead of rough grit—the metal remover isn’t just chipping away aggressively; it’s carefully smoothing and controlling the cut. This reduced vibration means you have better control over the tool and less fatigue, letting you work longer and cleaner.
Installation and Maintenance Guide
Setting It Up
- Ensure your die grinder or rotary tool is powered off before installing.
- Check the shank diameter fits snugly into your tool collet (3/16 inch for SN-55).
- Insert the burr straight into the collet without forcing to avoid misalignment.
- Tighten the collet securely but avoid overtightening which can damage the burr or tool.
- Wear appropriate safety gear like goggles and gloves before use.
Keeping It Going
- Clean the burr regularly with a brass wire brush to remove metal buildup.
- Avoid excessive pressure while cutting to prolong burr life and maintain surface finish.
- Store the burr in a protective case to prevent damage when not in use.
- Inspect the burr for chips or wear signs before every job.
- Use lubricants where appropriate to reduce heat and friction.
Frequently Asked Questions
Q: What materials can the SN-55 burr be used on?
It works great on cast iron, steel, copper, and brass alloys.
Q: What's the difference between single and double cut?
Single cut has one spiral flute for fast material removal, double cut combines right and left flutes to produce smooth finishes.
Q: Will this burr fit my die grinder?
It fits any tool accepting a 3/16" shank diameter.
Q: How do I choose between standard and double cut?
If you want quicker stock removal, go standard. For fine finish work, double cut is best.
Q: What is the overall length of the burr?
It measures 2 inches long, great for detailed or tight space work.
Q: How often should I replace the burr?
Replace when you notice reduced cutting efficiency or visible wear damage.
Q: Can this burr be used on wood?
While designed for metal, it can work on hardwoods with care, but metal is its specialty.
Q: Is it safe to use without coolant?
For best results and burr longevity, use with coolant or lubricant when possible.
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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 toolkit with the SN-55 carbide burr. Perfect for tackling tough metals with speed and finesse, it's your next step toward smoother finishes and faster project completion. Order now and experience the difference quality makes!
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