Manufacturer of K55 Coupling Supplier - 3-1/2″L80 EU API TUBING COUPLING – Oilfield

1. 3-1/2" L80 EU API 5CT Tubing Couplings. 2. Place of Origin: Xuzhou City, China. 3. Thread Type: Customized Thread. 4. Quantity: As the customers' request. 5. Invoice: Based on actual quantity shipped.