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Print and fold or cut protractor template in half, or cut half the inside out, leaving the centre point in.
Badog Gear designer(100CHF) allows you to easily add standard or custom gears to your CNC project. The gear models created are standard DXF models that can be added to your assembly drawing or 2D entities. You can also automatically import into the Badog Software and cut yourself the gears you made. It is like having a virtual gear factory on your computer that can create real and precice spur gears from your data input.You just select the pitch, pressure angle, number of teeth, width, etc.....