Premium 12pc Pocket Drill Set includes blue anodized Pro Handle and highest quality Swiss-made polished steel twist drills with uniform 3/32" shanks. Handle is 5-1/2" with a diameter of 1/2" and feature a pocket clip to prevent rolling and an easy turn chuck which is pressed into the barrel to remain secure. Drills store neatly into the handle when not in use. Handle is well-knurled for a perfect grip. Includes drill sizes: 0.50, 0.60, 0.70, 0.80, 0.90, 1.00, 1.10, 1.20, 1.30, 1.40, 1.50 and 1.60mm (sizes #52, 54, 56, 60, 62, 64, 66, 68, 70, 72, 74, 76).