Construction and durability - Made of high quality polyethylene material, this pneumatic adapter quick coupling air hose is built to withstand heavy use and maintain its shape. It offers excellent flexibility and anti-distortion properties, recovering quickly under foot pressure without damage. Compatibility and sizing - Compatible with 1/4" NPT fittings, this air hose suits a variety of pneumatic tools and equipment. Its 5 mm inner diameter and 8 mm outer diameter make it suitable for multiple applications in mechanical engineering, automotive, and industrial sectors. Performance and reliability - With a working pressure of 200 PSI and an operating temperature range from -20°C to +100°C, this hose delivers reliable performance in diverse conditions. Its oil and coolant resistant properties contribute to durability and consistent functionality. Convenience and reach - The 7.5 m length provides ample reach for your pneumatic tasks. The spiral design offers flexibility and easy maneuverability around your workstation, helping to improve productivity and efficiency. Use scenarios - Automotive workshop: connect to a compressor to power an impact wrench, tire inflator, or grinder, with reliable performance and convenient reach. - Mechanical engineering shop: use with an air blow gun to clean components and keep work areas free of debris, even in tight spaces. - Industrial maintenance: maneuver around machinery to operate pneumatic tools, inflate lines, or perform routine maintenance without frequent reconnects.