Number of Items 130 Head Style Hex, Three Point, Flat Material Chrome Vanadium Steel Item Dimensions L x W x H 15 x 9 x 7 centimeters About this item Precision Screwdriver KitOur precision screwdriver set includes 117+3 interchangeable precision bits and cutting tools. assorted repair tools for all shapes and sizes of screws, allowing professional repair of most precision products. Excellent Magnetic Suction PerformanceMagnetic screwdriver head is very convenient for removing screws or align them with the cavity. In particular, we have added a magnetic device to strengthen or weaken the magnetic head of the organizer to meet different magnetic maintenance needs, which greatly improves performance and saves time. High-Quality MaterialsOur precision screwdriver sets are made of high-quality CRV steel with a hardness of 54 HRC, which is wear-resistant and durable, and can be used safely. > Wide Range of ApplicationsThis 130in1 screwdriver set can be used for precision repair work on most products, such as: cell phones, computers, cameras, watches, game consoles, glasses , etc. It is perfect for repair professionals or enthusiasts. Professional And Accurate StorageEquipped with a professional and durable storage case, the slot is precisely positioned to ensure that the function of each bit is tidy and safe. Both maintenance professionals and hobbyists will appreciate this mini screwdriver set.