If precision and efficiency are what you’re after, the SM-51 miniature burr is tailored just for your metalworking and woodworking projects. This tool packs a punch with its 1/4" head diameter and 1/8" shank, delivering smooth finishes with ease.
Ideal for professional craftsmen and DIY enthusiasts alike, it’s built to tackle everything from steel and cast iron to copper and brass. Whether you need rapid stock removal or a flawless finish, the SM-51 adapts effortlessly thanks to its unique cut types.
Choose between Standard Cut for aggressive material removal or Double Cut for precision smoothing — this burr adjusts to your workflow and skill level, ensuring your work never skips a beat. Ready to elevate your tool kit with something that blends power and control?
Key Features
1/4" Head diameter for precision cutting and shaping
1/8" Shank diameter fits most rotary tools for versatile use
Available in Standard Cut for fast, efficient stock removal
Double Cut option combines right and left hand flutes for ultra-smooth finishes
Durable construction suitable for cast iron, steel, copper, and brass alloys
Compact overall length of 1-1/2" ensures access to tight spaces
Right hand spiral flutes on Single Cut optimize cutting performance
Left hand action in Double Cut improves burr control and grip
Balances rapid material removal with excellent surface finish quality
Perfect for detailed metal and woodworking applications
Specifications
Shape / Type: Miniature Burr
Cut Type: Standard Cut or Double Cut
Head Diameter: 1/4"
Shank Diameter: 1/8"
Overall Length: 1-1/2"
Length of Cut: 1/2"
Material Compatibility: Cast iron, steel, copper, brass alloys
Brand / Manufacturer: Burrs4Less
Made In: USA
SKU / Part Number: 107-17112-M
Frequently Asked Questions
Q: What materials can the SM-51 burr cut?
It’s suitable for cast iron, steel, copper, and brass alloys, making it versatile for various metalworking tasks.
Q: What is the difference between Standard Cut and Double Cut?
Standard Cut has right hand spiral flutes for rapid stock removal; Double Cut combines right and left hand flutes for smoother finishes and better control.
Q: Can the SM-51 burr fit my rotary tool?
Yes, the burr has a 1/8" shank designed to fit most rotary tools with compatible collets.
Q: What’s the length of cut and overall length?
The cutting length is 1/2", and the overall length of the burr is 1-1/2".
Q: Is this burr right for woodworking?
Yes, it works well on softer materials like wood, but it’s optimized for metalworking.
Q: Does the Double Cut burr have any special handling requirements?
It's recommended to use it at moderate speeds and apply consistent pressure for best results.
Q: How do I know when to replace the burr?
Replace it when you notice the cutting edges become dull, or the finish quality decreases significantly.
Q: Can I use the SM-51 for deburring?
Absolutely, it’s excellent for cleaning up edges and removing burrs efficiently.
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.
