Description: 1 piece steel uniserval welding inspection gauge Markings of all sizes and numbers for easy reading. Made of stainless steel,bend-proof.durable, heavy duty Apply to the pattern is applied during the visual control of the measuring geometry of the weld To control the cutting elements of a weld, electrodes and weld elements in enterprises and organizations that produce welding Specification: Measurement rangee : 10MM/0.39inch Accuracy?0.1mm/0.0039inch Product size: 130x45mm/5.12x1.77inch Package Includes: 1 Piece Welding Gauge