Flexi-Flange - Stainless Steel Introductory Kit: Yellow #0, Red #1 and Blue #2. 12 Stainless Steel serrated posts with flange (4 of each size), 3 primary reamers, 3 countersink drills, 1 extender, 1 wrench, 1 depth gauge and 5 Gates Glidden drills. Introductory 12 post kit