| 3/8" FNPT threads for secure, reliable connection H style design for high-flow, 67 SCFM capacity Supports up to 300 PSI maximum pressure Durable alloy steel construction for long-lasting use Brass exterior finish resists corrosion and wear | Buna-N seal ensures leak-free performance Box of 5 couplers for convenient multi-tool setup Compatible with larger air tools and industrial equipment Ideal for workshops, garages, and professional use Quick-connect design for fast installation and removal |