Min. Order Reference FOB Price
1 Piece US$130.00-690.00 / Piece
Product Description
Oil Well Cement Tools Spring Bow Type Centralizer Product Description 1. Introduction of casing centralizer The casing centralizers are used to protect sucker rod to reduce wearing. 2. Material 2.1. Super strength spring steel 2.2. ASTM A395 ductile iron ,or equivalent international ...