mining tunneling overburden drilling system

Brand Name:MING

Model Number:MRING273-DHD380

Place of Origin:CHINA

Product name: 273mm MRING tunneling casing drilling ring bit for 8 inch DTH hammer Product category: Concentric casing drilling system Matched hammer: Hammer DHD380 Matched casing pipe OD: 273mm MRING tunneling casing drilling ring bit are designed to use ...

Brand Name:ROSCHEN

Model Number:RSOD114~609

Place of Origin:China

... slope anchorage, tunnel collapse tube shed support, pebble layer high pressure rotary jet and other fields 1. Eccentric Reamer System Step-by-step 1) When drilling starts, the reamer swings out and reams the pilot-hole wide enough for the casing tube to

Brand Name:SOLLROC

Model Number:5 Inch ODEX140 Eccentric System

Place of Origin:China

... Overburden Drilling System for Water Wells Product Specification: It can be used in all ground conditions and drilling applications as: Foundation construction, Piling construction, Water Well and Geothermal, Tunneling and Horizontal drilling. Eccentric...

Brand Name:zuanshen

Model Number:ZML120

Place of Origin:China

ZML-120 crawler type multifunctional drilling rig rock drilling machine for sale It is especially suitable for drilling in gravel and crushed strongweathered rock overburden strata, especially for its high efficiency and high quality performance, it can ...

Brand Name:MIROC by KSQ

Model Number:10 inch DTH hammer

Place of Origin:China (Mainland)

...overburden Related Products DTH Hammer and bits are used by many drilling professionals related to mining,construction,tunneling,quarrying projects,water well around the globe. KSQ company can offer you competitive advantage products, down the hole hammer and bits(dth hammers and dth bits),drill pipes, threaded drilling...