Carbide Burrs Set 8pcs with 1/4" Shank Double Cut. Wide Range of uses in Body Shops, Fabrication Shops, Brake Shops, Industrial Shops, Die Manufacturers, home repairs ect.This cemented carbide burr set is made of solid tungsten carbide, and we promise you its hardness, strength, sharpness and durability.They are suitable for most tools that accept 1/4-inch shank bits.Wear protective gear when using. Type:SF-3 Cutting Length: 3/4" Cutting Diameter: 3/8" Shank Diameter:3/8" Total length: 2-1/2" Application:Work on narrow workpiece contours Type:SF-5 Cutting Length: 1" Cutting Diameter: 1/2" Shank Diameter:1/4" Total length: 2-3/4" Application:Work on narrow workpiece contours Type:SA-3 Cutting Length: 3/4" Cutting Diameter: 3/8" Shank Diameter:1/4" Total length: 2-1/2" Application:Peripheral and face milling Type:SA-5 Cutting Length: 1" Cutting Diameter: 1/2" Shank Diameter:1/4" Total length: 2-3/4" Application:Peripheral and face milling Type:SD-1 Cutting Length: 7/32" Shank Diameter:1/4" Total length: 1-31/32" Application:Concave cuts, hollowing, shaping, carving Type:SD-3 Cutting Length: 5/16" Shank Diameter:1/4" Total length: 2-1/16" Application:Concave cuts, hollowing, shaping, carving Type:SC-1 Cutting Length: 5/8" Cutting Diameter: 1/4" Shank Diameter:1/4" Total length: 2-3/8" Application:Surface milling, Contouring Type:SC-3 Cutting Length: 3/8" Cutting Diameter: 3/4" Shank Diameter:1/4" Total length: 2-1/8" Application:Surface milling, Contouring