Motor graders require a little more care than other pieces of heavy iron to ensure they can maintain precise grades. "Considering that finish grade is typically from 1/8 to 1/4 in., turntable and ...

This year marks the 75th anniversary of the No. 12 Motor Grader. This machine was originally introduced as the "Caterpillar Diesel No. 12 Auto Patrol" in the summer of 1938, but was soon renamed as a ...

In July 1938, our road machinery division launched a new machine called the Caterpillar Diesel No. 12 Auto Patrol – part of the product line known today as motor graders. The Diesel No. 12 went on to ...