Complete set for troubleshooting hydraulic issues with gauges and connectors for monitoring system pressures. Features TEST 20 STYLE COUPLINGS for easy connection under pressure up to 5,800 P.S.I. Includes 60" MICROBORE HOSE ASSEMBLIES for safe pressure observation and NO-SPILL COUPLINGS to minimize mess. Kit contains vacuum gauge (0 to 30" Hg), pressure gauges (0 to 3,000 P.S.I. and 0 to 6,000 P.S.I.), and various test point adapters.

Spark tester installs between the ignition coil and spark plug to indicate if the ignition system is functioning properly. Designed for nearly all domestic or import vehicles, it works with conventional or coil-on-plug ignition systems. Features include a B2A bulb, High-Visibility Orange color, and accessories like an In-Line Spark Tester and Battery Clip.

The professional battery tester features a color-coded float that indicates the exact cell condition at a glance, ensuring easy readability. It is designed with temperature compensation for accurate readings in both warm and cold conditions, and it includes an acid-resistant rubber bulb and tip for durability.

The professional antiFreeze tester is designed to test ethylene glycol antifreeze solutions and compensates for all temperature variations. It features an extra long tip for greater reach to draw up the solution. Note: It is not compatible with General Motors Dexcool or any other "organic" antifreeze.