High Quality Down The Hole Drilling Rig for Drilling Rock

=== Base Info ===

=== Description ===

Basic Info.

Model NO. 120-5.5 Specification 120-5.5 Trademark XBT Origin China Dalu HS Code 2716000000 Production Capacity 50000 a Year

Product Description

Is mainly used in water conservancy, mine transportation, after excavation, supporting, coal mines, tunnels, dam, bridge, etc