Lang TU-21 Small Engine Compression Tester 200PSI Punches Three Ultra Bright White 5mm

Three Ultra Bright White 5mm LEDs and a Power LED

Simply pick tools and place them back without resistance

Removes rust

3/8"Dr 3mm Long Hex Bit Socket #45963

Lang TU-21 Small Engine Compression Tester 200PSI Punches Three Ultra Bright White 5mmLang Tools compression testers check help diagnose gasoline engines used in domestic and foreign cars and trucks. They come in a variety of styles, also including testers for motorcycles and small engines. Most are sold in sets with adapters, extensions, hoses, and rubber cones suited to particular engines and vehicles. Screw in adapters have O rings to provide professional accuracy. Other features and benefits of Lang Tools compression testers vary