Min. Order Reference FOB Price
200 Pieces US$0.10-3.00 / Piece
Product Description
Factory API Welded Bow Spring Casing Centralizer for Oil Drilling Cementing Work Product Description Model Hooping In-Dia. (mm) Hooping thickness(mm Total length Max.Out-Di Amount of spring(mm) (in) (mm) (mm) 5-1/2" x 8-1/2" 142-148 3-5 650±50 225±5 5 7" ...