6PCS SET PRECISION SCREWDRIVERFLAT 1.4mm , 2.0mm, 3.0mmPHILLIPS PHO, PH1SUPER 6pcs set of precision screwdrivers is very useful in mechanical tasks and DIY activities. In each of seven screwdrivers shank is made of durable chromium vanadium steel that guarantees long lifetime of the tools. Tip is made of hardened steel. Convenient case for easier storage and transport.