Two technicians are discussing the use of a typical bench/pedestal mounted grinder. Technician A says that a wire brush wheel can be used to clean threads. Technician B says that the grinding stone can be used to clean threads. Which technician is correct?

Question

Quizplus · Accepted Answer

Technician A is correct because a wire brush wheel on a bench or pedestal mounted grinder is suitable for cleaning threads without removing significant material, whereas using a grinding stone as suggested by Technician B could damage the threads by removing too much material or altering their shape.

Two Technicians Are Discussing the Use of a Typical Bench/pedestal