If you're looking for precision with a smooth finish, the SF-42 L 3 Extended Shank Tree Shape Radius End Burr is built to deliver. Designed for metalworking pros and craftspeople who demand accuracy, this burr balances cutting efficiency with control.
Perfect for working on tough metals like cast iron or steel, as well as copper and brass alloys, this burr comes with both single and double cut options to suit your project's needs. Its tree shape radius end is ideal for detailed contouring and surface work.
With an extended 3-inch shank and a compact 1/8" head diameter, it offers great reach and versatility—making tricky spots easier to access. Don’t let your work settle for less; this tool is crafted to keep your projects sharp and your finishes smooth.
Key Features
Extended 3-inch shank for hard-to-reach areas
Tree shape radius end designed for fine contouring
Available in both standard (single) and double cut types
Double cut combines right and left flutes for ultra-smooth finishes
Single cut features right-hand spiral flute for aggressive material removal
Compact 1/8" head diameter for precision work
Compatible with metals including cast iron, steel, copper, and brass alloys
Slight left-hand cutting action on double cut enhances control
Durable carbide material ensures long tool life
Perfect for metalworking professionals and hobbyists alike
Specifications
Shape / Type: Tree Shape Radius End Burr
Cut Type: Standard (Single Cut) or Double Cut
Head Diameter: 1/8"
Shank Diameter: 1/8"
Overall Length: 3"
Material Compatibility: Cast iron, steel, copper, brass alloys
Brand / Manufacturer: Burrs4Less
Made In: USA
SKU / Part Number: 006-08112 XL
Frequently Asked Questions
Q: What materials is this burr suitable for?
It works great on cast iron, steel, copper, and brass alloys.
Q: What’s the difference between single cut and double cut?
Single cut is for faster stock removal, while double cut offers smoother finishes and better control.
Q: What size is the shank and will it fit my tool?
The shank diameter is 1/8", compatible with most rotary tools that accept this size.
Q: How long is the shank?
This model has an extended 3-inch shank, ideal for reaching tricky or deep spots.
Q: Can this burr be used on wood or plastic?
It’s primarily designed for metalworking, but may work on some plastics with caution; not recommended for wood.
Q: What does the tree shape radius end do?
It allows for precise contouring and shaping on curved surfaces or edges.
Q: Does the double cut burr have any special cutting action?
Yes, it has a slight left-hand cutting action which improves control during use.
Q: How durable is the tool?
Made from high-quality carbide, it offers excellent durability even with tough materials.
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.
