1 Professional Application: Our watch back case remover is perfect for opening and closing screw back shells, especially for oyster models. 2 Complete Repair Kit: 7 dies can be used with case openers #5539, #5537 and #5700 for Oyster waterproof watch (for tudor watch), including adapters. 3 Mold Size: 7 different sizes of dies, including, 30.50 mm / 31.50 mm / 32.50 mm / 33.50 mm / 34.50 mm / 35.50 mm / 36.50 mm/meet different needs 4 Alloy Material: The use of alloy, watch repair tool has stable structure, no rust, high durability, making it a reliable tool for watch enthusiasts and professionals alike. 5 Easy to Store and Carry: With a storage box, all repair tools are easy to store, well organized, small size, light weight, easy to use and convenient to carry.

What's in the box
1 x Watch Back Case Opener