The Metal Earth models are amazingly detailed etched models that are fun and satisfying to assemble. Each model starts out as 10cm square metal sheets and you simply pop out the pieces using wire cutters and follow the included directions to assemble your model. The most famous helicopter in the world is the Bell UH-1 Iroquois most commonly referred to as the "Huey" which first flew in 1956. It earned its fame during the Vietnam War and has been featured in many war movies including Apocalypse Now and Platoon as well as numerous action adventure films. The model is 4.7x 0.20cm x 4.1cm when built. Difficulty level: Easy. No glue or solder needed