Specifications:Made of high quality chrome vanadium alloy steel material, it is durable, wear-resistant, and easy to use.The handle provides maximum comfort when working on small devices.There are a variety of screwdriver bits models can be selected to fully meet your requirements.It is suitable for repairing mobile phone, computer, and other repair equipments.Item Name: Screwdriver Tools SetMaterial: Chrome Vanadium Alloy SteelQuantity: 122Pcs/SetFeatures: Durable, Wear-resistant, Screwdriver Bits KitProduct Size: 20cm x 11.6cm x 6cm/7.87" x 4.57" x 2.36" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 Set of Screwdriver Tools (122Pcs)