The SN-7 carbide burr is an essential tool for anyone needing precise and efficient material removal. Crafted to fit both metalworking and woodworking tasks, it's a versatile tool that handles tough jobs with ease.
Whether you're shaping, deburring, or finishing surfaces of cast iron, steel, copper, or brass alloys, this tool delivers outstanding performance. Its compact size and ergonomic design make it suitable for professionals and hobbyists alike.
Get ready to enjoy smooth finishes and rapid stock removal, thanks to the double and single cut options tailored to fit your project’s needs.
Key Features
Available in both Standard (Single) Cut and Double Cut styles for versatility.
3/4 inch head diameter with 3/4 inch cutting length for precise work.
1/4 inch shank diameter ensures compatibility with most rotary tools and grinders.
Right hand spiral flute for general-purpose cutting (Single Cut).
Combination of right and left hand flutes for super smooth finishes (Double Cut).
Designed to provide excellent control during grinding.
Rapid stock removal capability saves time on the job.
Suitable for use on a variety of metals including cast iron, steel, copper, and brass alloys.
Compact size fits tight spaces and intricate areas with ease.
Durable carbide material resists wear and maintains sharpness over time.
Specifications
Shape / Type: N Series Inverted Cone
Cut Type: Standard Cut (Single), Double Cut
Head Diameter: 3/4 inch
Shank Diameter: 1/4 inch
Overall Length: 2 inches
Material Compatibility: Cast iron, steel, copper, brass alloys
Brand / Manufacturer: Burrs4Less
Made In: USA
SKU / Part Number: 112-50144
Frequently Asked Questions
Q: What materials can the SN-7 burr be used on?
It works great on cast iron, steel, copper, and brass alloys, making it versatile for many applications.
Q: What is the difference between single cut and double cut?
Single cut has one spiral flute and removes stock quickly, while double cut combines right and left flutes for smoother finishes and more control.
Q: Will the SN-7 fit my rotary tool?
With a 1/4 inch shank diameter, it fits most standard rotary tools and die grinders.
Q: How do I choose between single cut and double cut for my project?
Use single cut for fast material removal and double cut for smoother, more precise finishes.
Q: Can I use this burr on non-metal materials?
While designed mainly for metals, it can be used on some hard plastics and composites, but performance may vary.
Q: How long will the SN-7 burr last?
Lifespan depends on frequency and material but it’s made from durable carbide to maintain sharpness over time.
Q: Is this burr suitable for detailed work?
The 3/4 inch head diameter allows both aggressive and precision tasks, suitable for detailed shaping and deburring.
Q: What is the shape of this burr?
It’s an inverted cone shape, which is great for angled cuts, chamfering, and tight spaces.
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 Carbide Burrs Direct?
Discover top reasons to pick our carbide burrs for your projects. Factory-direct quality at wholesale prices.
High Heat Resistance
Solid carbide construction maintains hardness even at high operating temperatures.
Maximum Durability
Solid piece construction ensures heat resistance and minimal breakage.
Affordable Pricing
Wholesale rates from USA manufacturer, high performance.
Industrial Heritage
Decades of experience supplying tools to the aerospace and automotive sectors.
