Welding Inspection Gauge(without Locking Screw)
Even without locking screw, the gauge can easily stop at any position. There is spring lock inside the scale. The sale wont move up and down, unless you pull it. enable the engineer can read the scale wtih accuracy.
Specification:
Gap: 1-3mm
Size of welding: 0-40mm
Angle: 90°
Height: 0-20mm