Our precision screwdriver set is made of chrome vanadium steel, quantity: 24 magnetic heads + 1 handle. And there is a simple, innovative and compact storage box to ensure the stability of the product. Long-term use: anti-rust, high stability and durability for a long service life. When working on small devices, our mini screwdriver offers maximum comfort and control. Size: 16cm x 7cm x 2cm - Fits easily in your bag or wherever you have it need. Convenient packing box and lid keep you organized and tidy. Widely Used: Our precision screwdriver set is very well suited for precision work in electronics, maintenance of cell phones, digital cameras, watches, glasses, laptops, etc. All the tools needed to achieve your different tasks can meet your different needs. Does not fall off: Magnetic box, can strongly absorb tools. Easy to use: push to open Rotating handle: The 360 rotation and pause handle design provide greater convenience. Non-slip matte surface and handle design provide extra grip. p>