What you will receive: you will get 4 pieces of double ended pin vises, besides, there are 2 pieces of copper collets of each pin vise, sufficient enough to meet your crafting demands in daily life.Reliable workmanship: these mini hand drills are made of quality alloy, compact and sturdy, nor easy to deform, these collets insides are made of copper, neatly cut with cross shape, which can serve you for a long time.Double ended design: these pin vise resin drills and copper collets are designed with double ends, besides, these resin drills are carved with helix texture inside, which can provide you with an efficient and labor-saving using experience.Appropriate size: these copper drill chucks are approx. 1.38 inch in length, which can also be applied to screwdrivers, these wire twisting tools are approx. 3.94 x 0.36 inch, moreover, they are designed with uneven surfaces, making it comfortable for you to grip, not easy to slip.Hands-on DIY pleasure: with these jewelry making tools, you can make many beautiful handiwork, such as beautiful antique hairpins, bracelets, necklaces, keychain, clay figures, hanging ornaments and more, which can bring you lots of DIY pleasure and a sense of achievement.Practical gifts: These mini hand drills can be practical gifts for your friends who love crafting, which can help them twist crafting wires tightly, not occupying too much time and energy.Convenient to store: It is convenient for you to store these double ended pin vises in a storage box or bag, making it convenient for you to carry them around as you need.Easy to operate: Firstly, you need to pull the beading wire through beads, secondly, insert the 2 ends of the wire into these double ended pin vises, screw the cap and twist the wire in the same direction as you need, not occupying too much time.Note:Please keep these pin vises from little kids to reduce stabbing and swallowing risk.Colour: silverMaterial: metalPackage Contents:4 * Double ended pin visesOnly 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.