API 11B Ferramenta de cabeça de poço Caixa de recheio de camada dupla para sellar a haste polida

Video Description:
Discover the API 11B Wellhead Tool Double Layer Stuffing Box, designed to seal polished rods in oil production. This API Rod Sealing Device ensures optimal performance with its double-packed design, self-alignment, and leak prevention. Suitable for various rod sizes, it offers easy installation and maintenance.