Glass-filled polysulfone case material, won't rust or dent Beryllium copper diaphragm Brass socket Wetted materials of beryllium copper, brass, polysulfone and RTV silicone
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.