DESCRIPTIONWatch Band Back Case OPENER Fixer Repair Tool Kit Battery Screw Cover Remover 1.Main material: Steel 2.Kit Qty: 18 pcs 3.4 sets of clamps: Round, Flat, Square and Toothed 4.Opens watch backs from 17 mm -37 mm 5.Largest open diameter: 3.70 cm 6.Suit for: watches with movable screw-plug back covers Features： 1. High Quality Steel Material, Universal wrench tool for watch back opening and closing. 2. Small Size, Easy to use and Easy to carry. 3. Adjustable with thumb wheel, can open watch back case from 17 mm to 37 mm. How to use: 1. Choose suitable bits to install them into opener. 2. Adjust the distance by revolving the middle wheel and handle to fit in your watch back cover. 3. Fix opener by hand and rotate opener, the cover will be opened easily. Package includes: 1 x Watch Back Case Opener 18 x Clamps kits 1 x Package with Plastic Storage Case Any problems pls contact us at any time before leaving a negative/neutral feedback. Many thanks to you. About Us | Newsletter | Feedback | Contact Us Copyright ? 2015 1topmall. All rights reserved.