Place of Origin: Hebei, China (Mainland) Brand Name: Dongli Model Number: API 8# Style: Cylinder Load Type: Extension Material:
API 8# valve and seat spring
API standard valve and seat for drilling mud pump
Have stocks
General packing
Delivery 3days
API 8# valve and seat spring
API standard valve and seat for drilling mud pump
Have stocks
General packing
Delivery 3days
Spring can supply long life.
Sizes:API 4# 5# 6# 7# 8# 9#
