... 1 set, fit for cellphone,laptop and desk computer maintainance. 58 in 1 YH-201103 multi-function screwdriver ... outer box material: hard plastic box surfaceProduct Features:The Screwdriver Set precision workmanship, good quality, head high hardness, knife ... torque. Particularly environmentally friendly plastic,comfortable operation.3. Screwdriver rod made from senior chrome vanadium steel, hardened ...