r32, r28, r38, r25, t38, t45, t51, gt60
1 Years
CE, ISO 9001:2000, API
AISI, ASME, BS, ANSI, JIS, GB, GOST, ASTM, DIN
Polishing
Forging
High Manganese Steel,Tungsten Carbide
22,25,28,32,38,45,51,60mm
Coal Mining,Quarry Drilling or Well Drilling
Air/Sea/Express
High Performance
Thread Extension Rod
R25,R32,T38,T45,T51,Gt60
Wooden Box or as Customers Inquire
300mm to 6000mm