Min. Order Reference FOB Price
1 Piece US$1,600.00-16,000.00 / Piece
Product Description
Concentric Casing System with Sliding Blocks Product Description ----Technical Specifications of Concentric Casing System with Sliding Blocks----- Model D I. h H C G Max.O.D of Normal bit Blocks Hammer Type Weight O.D of casing tube Dot casing tube Wall thickness of casing ...