I have found the drill bits made by Rodgers are one of the best I have used. They come in a a small base with a cover #80 to #60. They very in price depending on where you get them. Get the Rodger one

4. Apply floral wrap (Panacea Floral Stem Wrap Tape, #60037-M, white ½ inch wide – obtained at Michael’s) keeping the floral wrap tight.