The most common test method at work. The measuring tool includes a micrometer, an inner diameter micrometer, a digital caliper, a depth gauge, a through stop gauge, a feeler gauge, a gauge block, and the like.
After the test personnel get the product to be inspected, they will conduct a full inspection according to the requirements of the drawings. After the test is passed, they will be covered with their own name. Finally, the inspection drawings with the name of the inspector will be delivered to the customer with the product in order to trace the quality of the product.