The watch press tool is made of metal, firm, hard and durable. You can press the tool by squeezing the top handle, which means you have full control over the pressure used.Face down configuration means the repairer sees the case closed. Ideal for closing your watch case after resizing or repair. Includes 12 nylon dies that won't scratch or damage not the crystals are suitable for watches of different sizes. Features: Including 12 nylon dies that will not scratch or damage the crystals Suitable for watches of different sizes.The watch press tool is made of metal , firm, hard and durable.Ideal for closing your watch case after resizing or repairing.You can press the tool down by squeezing the top handle, meaning you have full control over the pressure used.The setup face down means the repairman sees the closed case. Specification: Material: plasticandmetal Color: shown as pictures Tool size watch press: approx. 105x85x45mm or 4.13x3.34x1.77in Die specification: 42 or 40 or 38 or 36 or 34 or 33 or 32 or 31 or 30 or 28 or 26 or 24mm Weight: 405g Type: Watch Repair Tool Kits Package List: 1xWatch Press Tool 12xdies