My 6" Cushman chuck jaws had become slightly bell mouthed and the #3 jaw nose was also .003" different that the others. As I didn't have an internal TPG I decided to try and convert a Ryobi drywall router to this purpose. It is a 4.3 A, 500 Watt, 27000 RPM motor and even if you apply a 50% efficiency rating it would have plenty of power, about 1/3 plus by my reckoning. The motor shaft is 15 mm with bearings spaced almost 5" apart so thought it would be stable and strong enough. I made a...
Tool Post Grinder For My 10" South Bend Lathe
Tool Post Grinder For My 10" South Bend Lathe