Air pressure regulation Achieve precise control over airflow with this regulator, providing pressure for your pneumatic tools and delivering consistent tool performance. Compatible thread interface Designed with a 1/4 inch thread interface, it accommodates both external and internal threading from 12 mm to 40 mm for versatile applications and easy compatibility with a range of hoses and fittings. Copper valve core Made from copper material, this valve core delivers longlasting performance and reliability in demanding environments. Compact and portable Weighing only 06kg, its compact design is easy to transport and use in various settings, improving convenience and onsite efficiency. Use scenarios Woodworking : connect to nailers or staplers, set precise pressure to improve tool control and reduce part damage. Automotive maintenance: use onsite for tire inflation, air tool operation, or quick diagnostic setups with stable pressure. Field service or small industrial tasks: portable regulator for quick tool adjustments and reliable performance away from the workshop.