A careful selection of a total of 17 burs for speedy, simple and accurate all-ceramic preparationwork, 2 specially designed depth cutting burs to achieve precise depth orientation grooves foraccurate labial reduction during crown and veneer preparation, Sequenced grades of 2 grits, Regular:(no marking on the shank)Super-Fine:(yellow band on the shank), All 17 burs are placed in a hygienically organized bur stand for convenient storage and easyreplacement.