1.Mini drill bit set includes:This hand drill inchudes 20pcs Mini drill bits and 10pcs PCB mini drill And a little mini brush,Providing you with a more attentive cleaning. 2.Material:The pin vise hand drill is made of high quality aluminum alloy, compact and ; PCB Mini drill is made of reliable cemented carbide, miniature twist drill is made of alloy steel, not easy to rust or deformation, can be used repeatedly, we also carefully equipped with a small brush to prepare for the use of manual drilling is generated by the ash dust can be clear in time! 3.Choose from a wide range of options:This pin vise hand drill have two sets of mini drills with boxes, the model of this drill is from 0.8mm-3.0mm, PCB mini drill is from 0.1-1mm, more fine, there are thick and thin, available to choose from a of! 4.Wide range of uses: The craft drill diverse functions for the mini twist drill bits, they can help you a lot in carving, engrave and drilling, and they are excellent in dealing with plastics, plastics, carbon fibers,, composite boards, wood,fabrics, rubbers, glass, stones, jewels and so on. 5.Easy to carry:the pin vise hand drill Only 90mm, the hand lever is compact and easy to carry, and the drill bits are all equipped with boxes so you can carry them with you, whether you are outdoors or you can always make them manually!Available for your craft carving DIY work. Colour:As Shown Material:Metal Package Contents: 1 set x hand drill for jewelry making 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.