Great condition. Very light use. The Snap-On Tools M3543A Diesel Compression Gauge Adaptor is a high-quality diagnostic service tool specifically designed for diesel engines. Made by the reputable brand Snap-On Tools, known for their reliable automotive tools, this adaptor allows for accurate compression testing to ensure optimal engine performance. With its unique design and compatibility with diesel engines, this adaptor is a must-have for anyone looking to diagnose and fix issues with their vehicle's engine. Made in the USA, this product showcases the highest level of craftsmanship and quality.