Screwdriver lets faster and with more efficiency. Designed with comfort and efficiency in mind. The driver is made of the material. Its strong, durable tips are manufactured to fit screw opening securely. They resist slippage and provide positive turning action. The strong nut driver function improves bit-holding power, even with tough applications. Features - Color: Assorted color. - Material: Alloy steel. - Size: 12.20 x 11.80 x 3.00cm/ 4.79 x 4.64 x 1.18 inch. - The product designed perfect for your watch, and it's a small household repair tool. - Special design of long handle, convenient to use in narrow place. - material with . Small, lightweight, simple construction, easy to operate. - Sewing machine screwdriver material. handle provide greater torque and comfort. - The product is professional-grade tool that deliver performance, durability and precision. - The durable handle makes it easy to get the extra torque you need. Package list: 16 x precision screwdrivers