This micro precision driver kit contains 38 pieces and is ideal for servicing high tech devices, computers, equipment, smartphones etc. It features an aluminium driver with rotating ferrule top and a 70mm extension bar, housed in a well organised durable case which when opened, automatically folds out so it can stand up. Kit Contents: 1 x Screwdriver Handle 1 x Extended Rod 36 x Bits Features Ergonomic aluminium alloy handle, more comfortable and convenient for using. The bits are made of high quality material which have high hardness. Including 36 types of screwdriver bits, can meet different demands. Press the button, the box cover automatically open and can stand on the table. All tools are well protected by a plastic case, convenient to carry. Specifications Colour: Black + Silver Main Material: Aluminium Alloy + Chrome-Vanadium Steel Handle Length: Approx.9cm Extended Rod Length: Approx.6cm Case Size: 15 x 8 x 2.5cm Package Weight: 258g