Feature: - Made of cast metal to ensure strength， can press closer enough to your watch.- Snap-on system allows dies to snap on and off quickly， with spring-loaded lever， easy to use.- Face down configuration means the repair person sees the case back being closed.- It comes with an assortment of 12 dies to allow for all size watches.- Die size: Internal diameter - External diameter: 15-17， 18-20， 21-23， 24-26， 28-30， 31-32， 33-34， 34-44， 36-38， 40-42， 43-45， 48-50 mm / 0.59-0.67， 0.71-0.79， 0.83-0.91， 0.94-1.02， 0.10-0.18， 1.22-1.25， 1.30-1.34， 1.34-1.73， 1.42-1.50， 1.57-1.65， 1.70-1.77， 1.89-1.97 inch.Type: Repair tool Material: Metal Package weight: 0.676 kg Package size (L x W x H): 17.00 x 8.00 x 14.00 cm / 6.69 x 3.15 x 5.51 inches Package Contents: 1 x Watch Case Presser12x Die