This kit of  Whiteside fluting bits is a great buy for those who want the full range of sizes available for any size requirement. This kit includes a total of eight carbide-tipped bits: 1/8", 3/16", 1/4", and 3/8" (1/4" shank), and 1/2", 5/8", 3/4", 7/8", and 1" (1/2" shank).