"Bag of 25 inserts. Email us any combination of size, color, and shape (o/po or p/s). Sizes #0-#8 use a standard 31/32"" drill bit. Sizes #8.5-#11 use a 1-1/32"" drill bit. 23 sizes available. 9 colors available. 2 shape combinations available (o/po or p/s). Please state your order number with your email. "