Fire Engine 3D Metal Model Kit Item Number: MMS115 Number of sheets: 2 Sheets Difficulty: Challenging Assembled Size: 4.53\" x 0.79\" x 1.18\" These amazingly detailed models start as a 4” (100mm) square steel sheets and finish as amazing 3D models. Use the easy to follow instructions to pop the pieces, bend the tabs, and connect them at the attachment points. Easy and fast to assemble. No Glue or Solder needed Simply pop out the pieces by hand or with the aid of wire cutters. Then connect each piece at the attachment points according to the easy to follow instruction sheet included with each model. This can be accomplished by hand or facilitated by using needle nose pliers. Great for ages 14 years old and up. From Steel Sheets to Museum Quality. Fire engines are specifically designed to fight fires and often include a larger telescopic-ladder mounted on a turntable at the back of the truck's chassis. Most also include a water tank with an onboard pump, a fire hose, an aerial ladder and multiple ground ladders.