Check the listing for details. Milton - S-1251 Deluxe Compression Tester Engine Cylinder Pressure Gauge Tool. Condition: New, Made in United States. Listed at 59.89 USD. The Milton S-1251 Deluxe Compression Tester is a top-of-the-line tool designed for precise compression testing. It is manufactured by Milton Industries, a reputable brand known for producing high-quality tools. The tester comes with a 1-year warranty on material and workmanship, ensuring that it is built to last. This compression tester is perfect for automotive professionals and DIY enthusiasts who want to ensure that their vehicle's engine is running at its best. With its reliable performance and easy-to-use design, the Milton S-1251 Deluxe Compression Tester is an excellent investment for anyone who wants to keep their car or truck in top condition.