Here comes this Watch Repair Tool Back Case Cover Opener Battery Change Remover， which allows you to quickly open watch back cover for further repairing work. This repair tool， made of premium steel， is too durable to break easily. Due to its speciality， it can easily open watch cover in seconds. And the adjustable design makes it applicable to various watches.It is a great helper for professionals or amateurs.How powerful it is! You should not let it pass by!                                    Features             An adjustable case opening tool<br> Excellent solid quality steel， wear-resistant enough for daily scratch or drop<br> High working efficiency， open watches in seconds<br> Simple design with thumb screw to adjust diameter<br> Very convenient and easy to take everywhere and easy to use<br> Suitable for screw on backs on most watches<br> For professional and personal use   <br>                                                            Specifications             Material     Steel    <br> Dimensions     (3.15 x 1.57 x 0.55)" / (8 x 4 x 1.4)cm (L x W x H)    <br> Weight     1.90oz / 54g    <br> Color     White       <br>                                                             Package Includes            1 x Watches Screw-on Back Case Opener <br>