2-year-warranty of screwdriver:We use solid materials and solid engineering so our products will last long time— for years,not those cheap made tools; | High Hardness Performance Screwdriver Bits:22 magnetic screwdriver bits(weakness magnetic to protect your electronics) made from alloy S2 steel,HRC 58-62,anti-rust treatment and hardness heated treatment finished. | Ergonomic Elegance Screwdriver:full metal screwdriver with anti-slip area & smoothly swivel top provides best feeling in your hand. | Multi-function:mini screwdriver tool kit to repair electronics,laptops,phones,computer,watches,eyeglasses,smartphones,toys,PC,game consoles and more. | Patent Design Screwdriver: professional screwdriver with build-in telescopic rod for longer slender reach,207.5mm L with extension shaft.