Watch Crown Tube insert removal tools with 4 pins watch repair tool for watchmakerOOTDTYWatch Crown Tube insert removal tools with 4 pins watch repair tool for watchmakerFeatures: .-4 tube pins with different sizes. Remove the tube by inserting the pin into the tube and twisting.-Grasp the specially designed grooves on the pin and remove the tube with applied pressure.-Essential tools for watchmakers and watch repair workers.-Made of high-quality materials that are sturdy and to use. Specification:Item Type: Watch Repair Tool Color: Silver+BlackMaterial: Alloy Steel Size: Approx. 11*1.3*1.3cm/4.33*0.51*0.51 inch4 Pins Diameter: 2.55mm/0.100inch(T Style), 2.80mm/0.110inch(Flat Style), 2.95mm/0.116inch(T-Style), 3.18mm/0.125inch(Flat Style)Note:Transition: 1cm=10mm=0.39inchPlease allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Included:1 × Watch Tube Insert Remover With 4 Pins