heavyweight drill pipe ผลิตออนไลน์

KINGDRILLING provides rock drilling tools including civil engineering projects, tunneling, surface drilling, anchoring, foundation projects, and piling. This is true for all drilling methods such as top hammer, ... อ่านเพิ่มเติม

Custom Heavyweight DTH Drill Shank Adapter Pipe R38 435MM Product name: Factory direct sale Drill shank adapter for hydraulic rock drill Product category: Shank adapter Matched: Atlas Copco COP 1140,1432, COP ... อ่านเพิ่มเติม