3/4" diameter by 3/8" long 90° Taper Shape Carbide Burr (Type SK). Single cut for softer metals and a smoother finish. 1/4" shank fits most die grinders. Manufactured from solid fine-grained Carbide for strength and durability.
3/8" diameter by 3/8" long 13° angle Inverted Cone Shape Carbide Burr (Type SN). Double cut for quick material removal. 1/4" shank fits most die grinders. Manufactured from solid fine-grained Carbide for strength and durability.