- Sensitive instrument designed to locate unusual sounds in engines and other moving parts
- Heavy duty silicone ear phones block outside noise
- Plastic tube and handle protects user from shock
- 12″ probe disassembles for storage
- Quickly locate the source of engine noises, flowing water, oil, and steam
- Identify piston slap, worn gears and bearings, faulty valves, damaged gaskets, malfunctioning injectors and many other problems






![[4270-021] Polishing Wheel for WEN 4270](https://www.goodsolidhardwaredepot.com/wp-content/uploads/2026/10/4270-021-polishing-wheel-wen-4270.webp)

