Conical Drills Drills Sizes: 1.8mm / 2.2mm 2.2mm / 2.7mm 2.3mm / 3.3mm 2.7mm / 3.7mm 2.7mm / 4.5mm Stopper Sizes: 1.0mm / L 13.0 2.0mm / L 11.5 3.0mm / L 10.0 5.0mm / L 8.0 7.0mm / L 6.0 Overall Drills Length: 13.0mm (32mm with Shaft)