This Schauer Compression Tester is a top-quality tool that is perfect for any mechanic or DIY enthusiast. It is made by Schauer, a trusted brand that is known for producing high-quality tools that last for years. This compression tester is designed to make it easy to test the compression in your vehicle's engine, and it is made in the United States to ensure that you get a reliable and accurate reading every time. With its sturdy construction and easy-to-use design, this Schauer Compression Tester is a must-have for anyone who wants to keep their vehicle running at its best. It is perfect for use in mechanics shops, as well as for DIY enthusiasts who want to test their vehicle's compression on their own. This tool is ideal for those who want to get an accurate reading of their vehicle's compression without having to guess or experiment.