Features: This watch adjustment tool is precisely regulate the speed of your timepiece, ensuring accurate timekeeping for both professional use. Crafted from metal, this tool offers long durability and reliability, making of any watch repair kit. Perfect for both amateur horologists and professional watchmakers who require precise control over their watch's performances. Whether you're adjusting a vintage or a modern watch, this tool provide the accuracy need for fine tuning in various setting. Allows for easy storage and portability, making it convenient for repair or adjustments home. Specifications: Component:Metal Type:3135/5601/8500/2500 Size:Approx.2.6x9cm/1.02x3.54inch Package Includes: 1Pc Watch Repair Tool note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.