Place of Origin
Hunan, China
Model Number
V11-175, VII225, VII250
Product name
Tungsten carbide API Valve pair seat and ball for sucker rod pump part
Size
API V11, VII, Customer's Request
Surface
Blanks or polished grinding
Application
Oil pump, oil industry
Payment
T/T, L/C, western union and money gram
Name
Cemented carbide ball and seat