R1005CB Crown and Bridge Prep Kit. Ceramic and Ceramic Metal Crown and Bridge Preparations can be made from this Single, Simplified Kit. Contains: 7 FG Diamonds (882.014 TC, 801.027 C, 811.033 C, 881.016 C, 878.016 C, 885.014 SC, 878K.012 F) and Bur Block. Single set