Description: Versatile Tool Set: This set includes four screwdrivers with flathead sizes of 0.8mm, 1.0mm, 1.2mm, and 1.4mm, making it ideal for repairing watches, smartphones, jewelry, cameras, and other delicate instrumentsMetal Construction: Crafted from quality metal for enhanced durability and longevity, ensuring that these tools can withstand frequent use without compromising performanceErgonomic Design: Each screwdriver features a nonslip handle design for a comfortable grip and control during use. The head is equipped with a bearing that allows for smooth 360 degree rotationComprehensive Kit: The package includes four screwdrivers along with four boxes of replacement heads to ensure you have the right tool on hand for any repair taskConvenient and Efficient: Designed to meet the needs of both professional technicians and DIY enthusiasts by providing reliable tools that make intricate repairs easier and more efficient Specification: Material: Metal Size Chart: 0.8mm, 1.0mm, 1.2mm, and 1.4mm Package Includes: 4 Watch Screwdrivers4 Replace Screw Heads Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.