20 PCS 4 & 2 Flute Tin End Mill Set - END MILLS | EMS-20 Includes both 2 flute and 4 flute end mills Included Sizes: 3/16", 1/4", 5/16", 3/8", 7/16" (3/8" shank) Sizes Continued: 1/2", 9/16" (1/2" shank); 5/8", 11/16" (5/8" shank) Sizes Continued: 3/4"(3/4" shank) all in a custom wooden case. Center cutting capabilities!