1- Repair Tools for RC Car/Drone like DJI Mavic 3/Mavic Air 2/Mavic Air 2S/Mavic Mini 2/DJI FPV/DJI Avata, etc. 2- Also Wide Application for most eletronics repairing, like Laptops Camera Watches Eyeglass... 3- The handle top is rotatable, which makes screwing and unscrewing easy and comfortable. 4- High-hardness screwdriver bits, which made of S2 Alloy Steel, precision machining. 5- Storage magnetic design: Screwdriver bits can be easily absorbed and storaged in place. The magnetic tips can catch up the tiny screws in case of losing or falling. 6- Package List: 28x Screwdriver bits, 1x handle, 1x Scalable Connecting Rod, 1x Suction, 1x SIM Card Pin, 1xTweezers, 1x Square Crowbar, 1x Round Crowbar, 1x Opening Pick (Drone and other items NOT included!!!) Package List: 28x Screwdriver bits, 1x handle, 1x Scalable Connecting Rod, 1x Suction, 1x SIM Card Pin, 1xTweezers, 1x Square Crowbar, 1x Round Crowbar, 1x Opening Pick (Drone and other items NOT included!!!)