Description: Watch case press - It comes with an assortment of 12 dies to allow for all size watches - These exclusive nylon dies will not scratch or mar crystals. - It comes with an assortment of 12 dies to allow for 50/48mm46/44mm42/40mm 38/36mm 34/33mm 32/31mm 30/28mm 26/24mm 23/21mm 20/18mm. And other 2 dies. - Great for snap on watches. - Snap-on system allows dies to snap on and off quickly. Instructions: 1. First choose a press machine larger than the watch cover, and install it on the lower screw of the pliers. 2. Choose a press slightly smaller than the back cover of the watch, and install it on the upper mouth of the pliers. 3. Place the cover face down on the press at the lower mouth, and place the back cover in a proper position. 4. Gently press the pliers to close the back cover. 5. Put the table cloth on the table when pressing the watch, so as to better protect your watch Package Included: 1 x Watch Case Press 12 x Watch Press Dies Note: 1. Due to the different monitor and lighting effect, the actual color of the item may be slightly different from the color shown on the pictures. 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm)