Standard

3/8" Cone DC Carbide Burr SM-4

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

1/4" Cone DC Carbide Burr SM-3

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

1/4" Cone DC Carbide Burr SM-2

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

1/4" Cone DC Carbide Burr SM-1

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

1/2" Ball SC Carbide Burr SD-5NF

Single cut burrs are best suited to softer, non ferrous, metals like aluminum as they will not plug up the cutting surface like a double cut would  Tuff Grade Catalog 

3/8" Ball SC Carbide Burr SD-3NF

Single cut burrs are best suited to softer, non ferrous, metals like aluminum as they will not plug up the cutting surface like a double cut would  Tuff Grade Catalog 

3/4" Ball DC Carbide Burr SD-7

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

5/8" Ball DC Carbide Burr SD-6

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

1/2" Ball DC Carbide Burr SD-5

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

3/8" Ball DC Carbide Burr Long Shank SD-3L6

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

3/8" Ball DC Carbide Burr SD-3

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

5/16" Ball DC Carbide Burr SD-2

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog