Tool Kit For RC Models: Comes with all the necessary tools for a wide variety of jobs. Perfect for RC models and and other electronic, such as RC Helicopter RC Boat Rc Cars ect. Multi-Magnetic Screwdriver: Precision professional screwdrivers with superior magnetic force are made of high-quality alloy steel. Strong magnets in the handle can easily absorb screwdrivers. Ergonomical Handle: Ergonomically designed handle with slip-Resistant Texture, comfortable hand feeling, guarantee optimal force-transmission. Portable Used: 8 different kind of bits made of steel are carefully selected, professional portable hardware tools with perfect weight and compact design for easy carry.（Note：4 bits can see outside, you can pull the top cover of the handle and other 4 bits will hid in the handle package.