Specification Brand : SEIWEI BulletPoint1 : 【HSS Drill Bits】The drill bit is made of high speed steel material with high hardness and wear-resistant characteristics, ensuring that it stays sharp during the drilling process and effectively extends its service life. Whether it is hard material or delicate material, HSS twist drill bit can easily cope with it and make your using process smoother and unhindered BulletPoint2 : 【Aluminum Alloy Pin Vise】Aluminum alloy pin vise customized for micro drills has a compact design and a precise clamping range of 0.3-1mm to meet your needs for tiny and fine work. Its good clamping force ensures that the drill bit is stable and does not shake, providing a solid support for your fine processing BulletPoint3 : 【Convenient Storage】The exquisite mini box that comes with the set adopts a humanized design and is equipped with an independent slot for each size of drill bit, which is easy to access quickly and effectively prevents confusion and loss. Whether you carry it on outdoor trips or store it in your daily home, you can keep your tools in order and ready to meet new challenges BulletPoint4 : 【Multi-specification】The set of drilling hand tool contains a rich combination of accessories, including 20 pieces of mini metric drills and hand-twist drills, covering a wide range, allowing you to easily meet the needs of fine machining, no matter what size or type BulletPoint5 : 【Fine Processing】This metric mini micro drill bit set is ideal for jewelry DIY handicrafts and precision crafts production. With its high-precision drilling ability, it can easily realize the precise creation of micro holes and fine holes, making your creative works more exquisite and delicate, showing your unique charm Color : Blue ItemName : 21PCS Drill Bit Set with Box Drill Bits with Aluminum Alloy Pin Vise Metric Mini Micro Drill Bit Set Drilling Hand Tools Dark Blue ItemPackageDimensions_Height : 1.3 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 10 centimeters ItemTypeKeyword : pin-vises Manufacturer : SEIWEI PartNumber : CXR-RT-240924G1 ProductDescription : Specification: