Asphalt Driveway Paving Depth Gauge are popular with Contractors because they need an accurate and reliable depth gauge to measure the amount paving material layed down. This Asphalt Depth Gauge is made from strong stainless steel, yet lightweight and flexible.   
The manually operated twist lock engages easily to the measure rod. A flat surface at the bottom of the mount offers you a quick read.
Length 36".  Made in the U.S.A.