Introducing the 1/4" MNPT A-Style Plugs â?? Your Reliable Choice for Quick, Efficient, and Durable Air Tool Connections. Crafted from case-hardened steel and plated to resist rust, these A-style plugs boast a maximum pressure capacity of 300 PSI and a basic flow size of 1". The A-style design itself is not just functional but also widely recognized as a standard configuration for air tool connections. Built with high-quality materials, these plugs are engineered to withstand the rigorous demands of industrial and professional use. The case-hardened steel ensures durability, making them a dependable choice for a wide range of applications. The A-style plugs feature a quick connect/disconnect mechanism, allowing for fast and secure attachment and detachment of air tools and hoses. This not only saves valuable time during work but also enhances overall efficiency on the job. Reliability is at the core of these plugs, with precision machining and rugged construction ensuring a consistent and dependable air connection every time. This level of reliability is crucial in maintaining uninterrupted workflow and productivity. Designed for ease of use, the quick and straightforward installation of these plugs makes them exceptionally user-friendly. This not only reduces downtime but also minimizes the need for extensive maintenance, providing a hassle-free experience for professionals. Upgrade your air tool connections with the 1/4" MNPT A-Style Plugs â?? where high-quality materials, quick connect/disconnect functionality, and robust reliability come together to deliver a seamless and efficient pneumatic experience.