FPV Race Practice footage from a xiaomi Yi with modded mic. starts@0:13

Model-making: 00:00
Mold-making: 00:50.
Pouring the wax: 3:23.
Opening the mold: 5:10.
Finishing the wax: 5:50.
Part 2: http://www.youtube.com/watch?v=r5IqnluD3zQ&feature=youtu.be