I said: "Why would I look at his academic transcript, it’s irrelevant — he’s picked up the laser engraver, robot and 3-D printing. He can interpret a high-precision machine drawing, which means he ...

Basic gears as shown above will mesh when their pitch circles ... but it is 32 for a pressure angle of 14.5 degrees. It can be computed as 2/(sin(alpha))^2 where alpha is the pressure angle. By ...