57 Pieces Hand Drill Bits Set Pin Vise Hand Drill 46 Pieces Micro Twist Drill Bits and 10 Pieces PCB Mini Drill Bits for Resin Polymer Clay Craft DIY Jewelry 0.3-1.2mm Random Multicolor PCB Drill

Practical hand drill: Manual hand drill set is easy to carry or store in a toolbox or in pocket, making your daily work more convenient, which are suitable for electronic assembling, tooling, model making, winding, home decorating and so on. Micro twist drill bits: Micro drill bits are light in weight and compact in size, won't take up extra spaces, nice tools to be applied for handling wood, plastic, rubber, PVC, walnut, model, bone, angle, amber, olive, fiberglass, and other materials. Specification: Pin vise material: aluminum alloy PCB mini drills material: tungsten carbide Color: as shown in the pictures Pin vise size: approx. 3.54 x 0.6 inch/ 9 x 1.4 cm Package includes: 1 x Pin vise hand drill 10 x PCB mini drills 46 x Twist drills Note: The size of PCB drill bit is too small. It is not recommended to use it by hand. It is recommended to use electric drill or mini electric mill with fixed lathe or clamping table. Manual measurement, please allow slight errors on size.