– Screwdriver approved by the use of high-quality chrome vanadium manufacturing, superior performance – Outside Shell makes of all environmentally friendly materials,strong resistance to fall – A total of 30 different specifications of the screwdriver head and a handle, for a wide range – High-tech plating technology, anti-rust ability is strong – Strong magnetic treatment, convenient and practical – Portable telephones computer repair disassemble tool combination screwdriver set Package Includes: 30 x Screw Bits 1 x Handle 1 x Plastic Box