This 122-in-1 precision tool set includes 98 screwdriver bits, 3 Torx Tr (security Torx) bits, and 21 accessory tools-such as a handle, flexible shaft, extension rod, magnetizer/demagnetizer, magnetic mat, and cleaning brush. The set is designed for repairing smartphones, tablets, laptops, desktop computers, game consoles, drones, and cameras. The handle features a non-slip textured grip to ensure smooth rotation. The 4.56-inch alloy steel extension rod is durable and resistant to bending or deformation when working in tight spaces, while the 5.11-inch flexible shaft supports 180degree(s) bending and 360degree(s) rotation. All bits are made of Chrome-vanadium (Cr-V) steel with a hardness of up to 60HRC for long-lasting durability the set also includes spare bits in commonly used sizes. A shock-resistant storage case, a magnetizer/demagnetizer, and a magnetic mat for securing small parts are included. Weight: 0.33 lbs.