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Finally, a book that explains gear geometry without drowning you in calculus—the section on cutting gears on a mill with simple indexing is exactly what I needed. I worked through the example for a 24-tooth gear and it meshed perfectly on my first try.

I’ve been cutting gears on my lathe for years and this book finally made the whole process click—especially the section on designing gear trains with simple math. The step-by-step gear cutting instructions are clear enough that I tried a new setup right away.

Finally, a book that explains gear calculations in plain English instead of assuming I already have an engineering degree. The section on using simple dividing heads made my first spur gear project come out perfectly.