High carbon steel shafts paired with ergonomic rubberized handles ensures largest torsions control and slip resistance during delicate operations like watchmaking or eyeglass adjustments The balanced 635g set combines sturdy chromium steel construction with finger friendly knurling, reducing hand fatigue during prolonged use in watch restoration or detailed craft projects Ideal for professional jewelers, craft enthusiasts, and technicians requiring efficient tools for intricate tasks in workshops, repair stations, or home crafting environments Engineered with 12 accuracy ground anti slip bits and a rotating turret design, this screwdriver set tackles screw types for jewelry repairs, electronics maintenance, and accuracy assembly tasks Compact 148x127x63mm case organizes bits securely while enabling quick access during mobile repair jobs, bench work, or urgent fixes on necklaces, bracelets, and microelectronics, Manufacturer: Bwuikim