Kit contains 10 very small diameter (#83 [.0120"]) solid carbide circuit board drills. Each drill has a plastic identification collar installed. Will perform well in your Dremel or other handheld or fixed motor. They have 1/8" shanks (some may be stainless steel), and are 1.50" long. These tools have been used in the manufacturing of printed circuit boards, but have all been 100% inspected and are guaranteed to do an excellent job of drilling your plastic, wood or whatever material you're working with. Protective plastic case (shown in photo) included. Buyer to pay $2.75 shipping & handling. Personal check or money order ok, now accept PayPal too! Please look at some of the other interesting items we have up for bid.