Non-Standard Internal Helical Gear (tooth profile is inverted it’s better for less trimming interference).Non-Standard Internal Spur Gear (tooth profile is inverted it’s better for less trimming interference).Worm Gear Drive (helical and straight hobbed face).It includes 11 different types of gears (7 standards, 2 non-standard and 2 experimental) for every project you might want to implement them in: Regardless, it is made for everyone, no matter your amount of knowledge or if you have an engineering background. As such, its designs are made following the metric module DIN standard series. This is a minimalistic gear design application.
