Precise, adjustable and the most robust pin vise, a 3-jaw hardened steel keyless chuck, firmly grip bits of 0.3 - 3.2 mm. Portable and compact size to be stored easily in pocket or tool box. 10pc steel bits can meet your different needs, stored in small bottle (0.6/0.7/0.8/0.9/1.0/1.2/1.4/1.6/1.8/2.0mm). Pin vice is useful for electronic assembling, tool-making, model making and hobbies. Adjustable Pin Vise is the largest and most robust pin vise in our line up of tools; use it in both commerical and home applications. Perfect for drilling wood, resin, jewelry, beads, plastic, walnut, amber, beeswax, olive nut, etc; not suitable for hard materials like stone, metal, glass,etc. When rotating the manual drill, feel the process and pleasure of creating handmade works. Material: Aluminium Alloy Chuck Clamping Range:0.3-3.2mm High precision,can clip 0.3 -3.2mm drill bit 10pcs Mini Twist Drill Bits suitable for PCB, crafts, jewelry, watch making Mini Micro Drill Bit Set Pcb Hobby Micro HSS High Speed Steel Straight shank Twist Drill Bits Mini Drill Bits,Electric Drill Power Tools Features: -For aluminum Hand Drill hobby -Mini wood hand drill chuck for jewelry tool micro twist bit -Precise, Accurate and Efficient -Suitable for wood, plastic,rubber,model and others material to drilling hole. -Do not fit steel, iron,stone,such hard things -Perfect for Drilling Wood,Jin Gang,Linden,Horn,Amber,Olive,Walnut,Plastic and other materials. Color: Black Package Included:1x Hand Drill, 10x twist Drills Size: 12*1.6 cm Note: -Size for manual measurement, there may be a 0 to 5 mm error, belongs to the normal phenomenon. -The item isenough,please get away from children. -Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you