Product: This is a watch repair tool, specifically a 4040 4039 movement holder. It's a 2 in 1 watch movement holder that securely holds the watch movement in place.Material: Made of quality metal, this Watch Movement Holder is designed to withstand long term use and provide reliable support for your watch repairs.Size: The set includes two sizes to accommodate different needs - the larger measures 34x38x20mm while the smaller measures 24x26x20mm.Functionality: This Watchmaker Tool is ideal for holding the watch movement steady during repairs, making it an essential addition to any watchmaker's tool kits.Package Includes: Each purchase comes with 2 movement holders, providing you with both sizes for maximum versatility in your repair work. Size Chart: Large: 3.4cmx3.8cmx2cm or 1.34inchx1.50inchx0.79inchSmall: 2.4cmx2.6cmx2cm or 0.94inchx1.02inchx0.79inch Package Includes: 2Watch Movement Holders Note: Please allow slightly errors 1-2cm differences due to manual measurement. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.