Posted by BillS on July 03, 2016 at 22:47:37:
In Reply to: 127 teeth spur gear posted by Kelvin Francis on June 28, 2016 at 15:50:55:
Cutting a large prime number of teeth is difficult without an equivalent change gear. but you can pull some tricks to cut a 127T change gear and here is a link you might find helpful:
http://www.meshingwithgears.us/faq.htm#(h6)