The Gauge consists of four components:main scale,height gauge,
undercut depth gauge and multiple-purpose gauge and is specially used for the measutement of the bevel
angle,heighr,width,gapand undercut depth of weldment,suitable for the detection of
boilers,bridges,ships,pressure vessels and oil piles.
It is made of stainless steel and is characterized by portable and compact structure,easy operation and wide application.