The Feeler Gage is a high-quality tool designed for testing and measuring various materials. With a semi-automatic operate method, it is incredibly easy to use and provides accurate measurements every time. The Feeler Gage has a test range of 0.03 mm - 1.00 mm, making it perfect for a wide range of applications. Made from durable stainless steel, this gage is built to last even in the toughest of conditions. Its manual control mode ensures complete control over the testing process, making it ideal for both professionals and hobbyists alike. Whether you need to measure the thickness of a material or check the accuracy of a machine, the Feeler Gage is the perfect tool for the job.