"For the price-conscious buyer...
Our Series 6 gauge
McDaniel utility gauges are designed for the price-conscious buyer and user who have an
emphasis on maintaining quality and accuracy in a general purpose gauge.
Our utility line offers trusted McDaniel quality in an economical package. Special
consideration given to rigorous McDaniel standards for durability, accuracy, and quality
Our Series 6: Glycerin filled, stainless case utility gauges with brass
internals. Designed for applications with a corrosive environment and where
pulsation and/or vibration are present.
Standard features include a restrictor screw (removable) in the inlet port for pulsation
... and quality user."