Features: Professional (3 Piece) Watch Repair Screwdriver Set features a lightweight yet durability aluminum alloy handle and hardened carbon steel tips, designed for precise work on delicate timepieces with its thin, replaceable heads and fatigue reducing rotating tail. The detachable carbon steel tip boast exceptionals wear resistance for long lasting performances, while the ergonomic antislip grip ensures control during intricate repairs on screws and miniature components. Ideal for watch enthusiasts, professional horologists, and repairers seeking reliability tools to maintain luxury watches, vintage timepieces, or modern smartwatches with varied screw types and tight space. Perfect for disassembling watch case, adjusting bracelets links, or replacing batteries in homes workshops, jewelry studios, or mobile repair set – its compact design tackles intricate tasks without damaging sensitive mechanisms. Engineered with a 360°rotating base for effortless torques application, this set combines industrial durability with surgical precise, making it an essential toolkit for maintaining premium watch brands. Specifications: Component: Aluminum+ Carbon Steel Size: Approx.92x8.5mm/3.62x0.33inch Blade: 0.8mm,1.0mm,1.2mm,1.4mm,1.6mm(Optional) Package Includes: 3pcs Watch Screwdriver note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.