This hand drill bits set includes 1 x pin vise hand drill, 50 x Micro-type twist drill bits (1-3mm), and 10 x PCB mini drill bits (0.1-1mm). Total is 61pcs for your craft carving DIY work. : The practical hand drill is made of high-quality, adopting a 3-claw chuck and a firm vise clamp. Conveniently operates with an adjustable range from 0.3mm to 3.4mm for pin drills. The Micro-type drill bits are light and compact, comfortable for handling twist drills in tight spaces. It can be applied to materials like walnut, olive wood, bone, amber, rubber, PVC, fiberglass, and other plastics, as well as extra-fine models. The mini drills fit CNC machines and are suitable for drilling on circuit boards, composite boards like FR-4 and -3, as well as on normal plastic and carbon fiber molds. Suitable for acrylic nails, decorations, jewelry, PCB repair, carburetor , daily manual work, winding, and model assembling. Carry it in your pocket or store in a toolbox, making home decorating and electronic tooling easier and portable Colour:As Shown Material:Metal Package Contents: 1 set * pin vise Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.