Thước đo mối hàn model WGU-2S , Nhật Bản

Specifications

Welding Gauges 
High Quality 
Made in Japan 
 

For undercut depth and length measurement (Scale range: 0-2mm)

Stainless steel (SUS410)

Easy to measure depth and length of undercut
Capable of 0 adjustment with screw type of gauge head

Zero Adjustment
1. Press this gauge to the measuring sample.
2. Adjust Zero point adjustment screw to indicate 0, insuring that all three points contact surface.

Measurement
After 0 adjustment, put the tool on undercut and the spring will move indicator arm to show depth of undercut on graduation.