we manufacture and export the following items 1. Expansive mortar (SPLIT-AG), Cement Additive; 2. Hand-held rock drill, air leg rock drill, both hydraulic & pneumatic; 3. Gasoline rock drill (hand held); 4. Pneumatic line drilling machine (for hole D=30-42mm), 5. Hydraulic crawler rigs (for hole D=30-48mm); 6. Pneumatic DTH crawler rigs (for hole D=76-140) 7. Button bits, cross bit, chisel bits, D=28mm to 127mm; 8. Integral rod, tapered rod, threaded rod, Coupling sleeves, R23, R25, R28, R32, R38, T38, T45, T51; 9. DTH hammers & bits, similar or equal DHD, COP, IR and SD series hammers; 10. Hydraulic rock and concrete splitter. 11.hydraulic splitting machine for paving & cladding ***** 12. Diamond materials and tools, core bits and saw blade; 13. Safety Protect & *****</p>