Apex Tool 835D Gearwrench STETH MECH

Mechanic's Stethoscope. Stethoscope Locates the Source of Engine Noise Quickly. Listen for Trouble By Tracing the Sound of Flowing Water, Oil, Gas or Steam. Identify Piston Slap, Worn Gears, Faulty Valves, Water Pump Failure, Damaged Gaskets and Defective Bearings. Stethoscope Has a Shock-Resistant Handle and Disassembles for Storage. .