If you're tackling detailed metalworking or precision woodworking, the SL-81 Miniature Burr is crafted just for you. This compact powerhouse measures in with a 3/16" head diameter and sports a 1/2" length of cut packed into a solid carbide body.
Perfect for professionals who demand both versatility and durability, the SL-81 comes with your choice of standard or double cut types, ideal for everything from rapid stock removal to delivering super smooth finishes on metals like cast iron, steel, copper, and brass alloys.
Go ahead, add this burr to your toolkit and experience a reliable, controlled cutting action that helps you work smarter, not harder.
Key Features
Solid carbide construction for lasting durability and heat resistance
Available in Single Cut for rapid stock removal and smooth finishes
Double Cut option for excellent surface smoothness and cutting control
3/16" head diameter ideal for miniature, detailed work
1/2" cut length designed for precision with a 3/16" overall length
Right hand spiral flute on Single Cut for general purpose versatility
Combined right and left hand flutes on Double Cut for super smooth finishes
Compatible with metal types including cast iron, steel, copper, and brass alloys
Compact size fits perfectly in miniature burr drills and grinders
Easy to control with slight left hand cutting action on Double Cut variant
Specifications
Shape / Type: Miniature Burr
Cut Type: Standard Cut or Double Cut
Head Diameter: 3/16"
Length of Cut: 1/2"
Overall Length (OAL): 3/16" x 2"
Material Compatibility: Cast iron, steel, copper, brass alloys
Brand / Manufacturer: Burrs4Less
Made In: USA
SKU / Part Number: 113-12113-M
Frequently Asked Questions
Q: What materials can I use the SL-81 burr on?
A: It's ideal for cast iron, steel, copper, and brass alloys.
Q: How do I decide between single cut and double cut?
A: Single cut is best for quick stock removal, while double cut offers smoother finishes and better control.
Q: What is the shank diameter of this burr?
A: The shank diameter is 3/16" to fit standard miniature burr tools.
Q: Is this burr suitable for woodworking?
A: While mainly for metals, it can be used carefully on hardwoods for intricate shaping.
Q: What is the overall length of the SL-81?
A: The overall length is 3/16" by 2", perfect for precision work.
Q: Does the double cut burr rotate left or right?
A: It combines right and left hand flutes for optimal smoothness and control with a slight left hand cutting action.
Q: Can this burr be used for rapid stock removal?
A: Yes, the single cut variant is designed specifically for rapid stock removal.
Q: How do I maintain the burr's cutting edges?
A: Clean with a wire brush and avoid excessive pressure to extend cutting edge life.
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.
