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L3 Manual Wing Nut Thread Type Hydraulic Quick Coupling
QZB275 Manual Push and Pull Thread-locked Hydraulic Quick Coupling
KZE-B Thread Sleeve Locked Type High Pressure Hydraulic Quick Coupling
K1 American Type Hydraulic Quick Coupling
K2 Japanese Type Hydraulic Quick Coupling
K3 Straight-through Hydraulic Quick Coupling ( steel+brass )
TC Close Type Super High Pessure Hydraulic Quick Coupling ( steel )
VF Close Type Hydraulic Quick Coupling ( steel )
HSP Close Type Hydraulic Quick Coupling ( steel )