Meet the Iron Cut extended shank burrs—designed specifically to tackle cast iron and similar metals like aluminum and magnesium with ease. It’s built for professionals who demand serious cutting power and durability while working on heavy-duty projects.
Perfect for metalworkers, machinists, and foundry pros alike, this burr delivers a coarse cut type with chip breaker design, making your cast iron grinding faster and more efficient than traditional burrs. The 6-inch extended shank lets you reach deeper and work with better control.
With their exclusive fast-cut flutes, these burrs remove material quickly at low RPMs, meaning less heat and less wear. Whether you're upgrading your toolset or searching for reliability, this is the burr to get you through tough jobs hassle-free.
Key Features
Coarse cut type with chip breaker for efficient material removal
Extended 6-inch shank for better reach in tight spots
1/2" head diameter with 1" cutting length optimizes cutting area
Designed specifically for cast iron, aluminum, magnesium, and zinc alloys
Exclusive Iron Cut flute design allows faster grinding at lower RPMs
Durable carbide construction lasts through tough applications
Can be resharpened, extending tool life and reducing costs
Low heat buildup during operation maintains material integrity
Ideal for use with die grinders and rotary tools
Made in the USA, ensuring quality and consistency
Specifications
Shape / Type: SF-5 L6 Iron Cut Extended Shank Burr
Cut Type: Coarse with Chip Breaker
Head Diameter: 1/2 inch
Cutting Length: 1 inch
Shank Diameter: 1/4 inch
Overall Length: 6 inches
Material Compatibility: Cast Iron, Aluminum, Magnesium, Zinc Alloys
Brand / Manufacturer: Burrs4Less
Made In: USA
SKU / Part Number: 006-34204-CI
Frequently Asked Questions
Q: Can these burrs be used on steel?
They’re best suited for cast iron, aluminum, magnesium, and zinc alloys. For steel, choose a burr made specifically for harder metals.
Q: What RPM should I run these burrs at?
Low to moderate RPMs are ideal due to the fast-cut design, generally between 10,000 and 25,000 RPM depending on your tool.
Q: Are these burrs resharpenable?
Yes, the Iron Cut burrs are designed to be resharpened, helping you save money over time.
Q: How does the extended shank help?
The longer 6-inch shank allows you to reach deeper and tighter areas that standard burrs can’t easily access.
Q: Will these burrs fit any die grinder?
They fit tools compatible with a 1/4" shank diameter, which is standard on many die grinders and rotary tools.
Q: Are these burrs suitable for woodworking?
They’re specially designed for metalworking and not recommended for woodworking applications.
Q: What causes chip buildup, and how can I avoid it?
Chip breaker design helps prevent buildup, but regularly cleaning the burr during use is important to maintain cutting performance.
Q: How long can I expect these burrs to last?
Durability depends on usage and maintenance, but with proper care and resharpening, these burrs can serve you for a long time.
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.
