Sturdy Construction: Made from quality alloy, this Pneumatic Tool Speed Control Switch is designed for longlasting performance and durability. It features a steel construction that ensures reliable using in various pneumatic applications Accurate Airflow Control: The Air Adjustment Switch allows you to easily regulate and control the airflow, making it ideal for both regular and light-duty tasks. This ensures optimal performance of your pneumatic tools by providing the right amount of air flow needed Great Sealing Performance: Engineered with great sealing capabilities, this speed control switch avoids air leaks, ensuring efficient working and maintaining consistent tool performance Universal Compatibility: With a connector size of 1/4" NPT, it fits most standard pneumatic tools and accessories. The design includes 1 end with a 1/4" female thread (Japanese interface optional) and the other with a 1/4" male thread for versatile connectivity options Compact Design: Come in two size of height,36mm or 50mm, with an interface diameter of 12.5mm, this compact Control Switch is easy to install without adding bulk to your tool setup. Each package includes 1 piece per bag for convenient use or replacement Specification: Material: Alloy Size Chart: 36mm: Height: 3.6cm/1.42inchThread diameter:1.25cm/0.49inch or 50mm: Height:5cm/1.97inchThread diameter:1.25cm/0.49inch Package Includes: 1 Pneumatic Tool Speed Control Switch Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.