Cxuan 45 in 1 Screwdriver Set 45 in 1 Professional Screwdriver Kit Set with Tweezers & Extension Shaft for Precise Repair High hardness and good toughness. Product use: mobile phone, computer, small appliances disassemble tool Non-slip tough shaft ensures greater comfort and convenience. Quality chrome vanadium steel. Not easily bent. Batch with a magnetic head, easier to use Professional portable hardware tools with perfect weight & compact design for easy carry.