This Bottle Stopper Starter Set includes 5 Classic Chrome Bottle Stopper Kits, 5 Bottle Stopper Blanks and a Chuck System. The Bottle Stopper Kits are a perennial favorite with our customers and a great choice for your first bottle stopper project. The kit sits slightly higher in the bottle than our Vintage stopper. The included blanks are 2 in. x 2 in. x 2- 3/8 in. and come in 1 of each of the following species; Yucatan Rosewood, Bocote, Padauk, Bubinga and Zebrawood (Mix may vary. Subject to availability of individual blanks). With the included Chuck System, making a bottle stopper is now as easy as drill, tap, mount and turn. First, drill your bottle stopper blanks with the included 5/16 in. Drill bit. Second, tap the hole with the 3/8 in. Tap and die set. Third, mount the stopper chuck to your lathe, then thread on the stopper blank. Fourth, turn your blank to the profile of your choice. Then assemble and thread the blank into the kits 3/8in. post. System includes; drill and tap set, 5/16in. drill bit and bottle stopper chuck (1in. x 8 tpi).