Min. Order Reference FOB Price
1 Piece US$40,000.00-60,000.00 / Piece
Product Description
Product Description 1.The mast(derrick) type is generally classified as A type, K type, tower type and mast type etc. 2.A type mast, its leg section is rectangular or triangle shape, with better loading capacity and stability. connected with pins between sections, installed at low level and ...