Features 1、This product is a watch repair tool, a desktop presser, used to press the back cover of the watch. 2、The watch case press is made of metal as a whole, which is of good quality, durable and not easily damaged. 3、With a metal core in the middle of the watch press mold, you can save more effort when pressing the cover. 4、The watch press mold is mainly made of ABS plastic, which will not scratch your watch when you press the back cover. 5、Watch case press is equipped with 12 dies of different sizes, which can be applied to repair watches of different sizes. 6、The product does not come with an instruction manual. If you can't operate it, you can read the instructions below. Specification Specifications: Product color: blue/black Product weight: 600g Product material: ABS plastic, metal alloy Packing size: 17.5cm*14cm*8cm Mold specifications: 50/48mm, 46/44mm, 42/40mm, 38/36mm, 34/33mm, 32/31mm, 30/28mm, 26/24mm, 23/21mm, 20/18mm. Instructions: 1. Choose a mold larger than the watch mirror and install it on the screw seat from under the pliers. 2. Choose another mold smaller than the back cover and install it on the upper clamp screw seat. 3. Put a watch crystal on the lower mold, you can put a cloth under the watch mirror to protect the watch mirror. 4. Put the back cover in a suitable position. 5. Press gently to complete the capping. Package List