
Machinists and the Cold Steel “O”
A circular iced steel sleeve spends time in a cooler filled with dry ice measured at about -120 degrees Fahrenheit (F). After a couple of hours, machinist shop foreperson Stuart DeHaro said the metal part, a cylinder about 8 inches in diameter and 2 inches tall, will shrink by a few 1000ths of an inch, just enough to allow it to slip into place on … Continue reading Machinists and the Cold Steel “O”