• Breitling Watch Screw Back Case Opener Wrench
• This professional tool is designed to open Breitling waterproof case back
• Wrench for Case Diameter Size: 34mm, 35mm, 36mm, 38mm
• Inner Diameter: 34(34.7mm), 35(36.7mm), 36(39.7mm), 38(41mm)
• Material: High-grade aircraft light-weight aluminium alloy
• Colour: Gun Metal Grey