Expandag ETS82 is a new generation high-speed air-leg rock drill with ≥78J impa···
More
The Topking YT29A is widely recognized as a reliable heavy-duty air leg rock dri···
More
Expandag YT28 is a widely adopted air-leg rock drill for hard rock tunneling. De···
More
Expandag YT27 is a high-efficiency pneumatic air-leg rock drill (pusher leg) for···
MoreCopyright (C) Since 2025 Hezhou Topking Rock Drill Equipment Co., Ltd.