Geology Drilling Pipe
7 X 24 Hours One Week
AISI, BS, JIS, GB
Threading Coupling, and Perforated
CNC Machining
Carbon and Alloy Steel
A53,A106-B,API 5L-B,St52-4,1045,1020,1018,5120
Below 1.5mm/M
Threading,Coupling,Beveling,Screening,Pointing etc
CNC,Bevel,Pointing Machine,Laser Cutting Machine
Highway,Metro,Bridge,Mountain,Tunnel Consturction
LCL,FCL,Bulk Ship
CIF, CFR, Fob, EXW
30%Tt+70%Tt
Anti-Water Clothes Protecting, Plastic Caps
OD60-178mm, WT4.5-20mm