If you’re after a reliable burr that fits perfectly in tight spots and still delivers a smooth finish, the SD-2 Ball Shape Carbide Burr is your go-to. It’s great for metalworkers and woodturning pros needing precision and ease.
Designed with a sturdy 1/4 inch shank and a compact 5/16 inch head diameter, it’s built to handle detail work without compromising durability. Those tricky curves and corners? This burr loves them.
With options for both Standard Cut and Double Cut, plus an extended 6 inch shank choice for deeper access, the SD-2 adapts to your project’s demands. Ready to carve, shape, and refine with confidence, this burr is a handy addition to your toolset.
Key Features
Ball shape for smooth contouring and shaping
Available in Standard Cut and Double Cut for versatility
5/16 inch head diameter fits tight, detailed areas
1/4 inch shank diameter fits most rotary tools
Compact overall length of 2 inches ensures easy handling
Optional 6 inch extended shank for deep or awkward spots
Durable carbide construction for long tool life
Ideal for both metalworking and woodworking projects
Sharp cutting edges reduce chatter and provide cleaner finishes
Compatible with a wide range of materials
Specifications
Shape / Type: Ball Shape
Cut Type: Standard Cut or Double Cut
Head Diameter: 5/16 inch
Shank Diameter: 1/4 inch
Overall Length: 2 inches (option for 6 inch extended shank)
Material Compatibility: Metals, Wood, Plastics
Brand / Manufacturer: Burrs4Less
Made In: USA
SKU / Part Number: 103-21074
Frequently Asked Questions
Q: What materials can I use the SD-2 burr on?
It’s compatible with metals, hardwood, plastics, and more for versatile use.
Q: What is the difference between Standard Cut and Double Cut?
Standard Cut removes material quickly with fewer teeth; Double Cut produces smoother finishes with cross-cut teeth.
Q: Can I use the 6 inch extended shank on all rotary tools?
It fits tools compatible with a 1/4 inch shank but check your tool’s maximum shank length capacity.
Q: How do I maintain the burr’s cutting edges?
Clean regularly with a wire brush and avoid excessive pressure to keep edges sharp.
Q: Is the SD-2 burr suitable for intricate detail work?
Yes, its ball shape and small head diameter are ideal for detailed contouring and finishing.
Q: What is the overall length of the standard burr?
2 inches, with an option for a 6 inch extended shank.
Q: Can I use the SD-2 with a handheld rotary tool?
Absolutely, it is designed specifically for most hand rotary tools with 1/4 inch collets.
Q: Is it safe to use without coolant?
For short durations and softer materials, yes; for metals or extended use, coolant or air blast is recommended.
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.
