14203752 kelly bar-φ530－6×19m SK530M619A

13835472 kelly bar-φ508－6×15m SK508M615A

13980901 frictional drill pipe φ445-5×12.5 bauer SK445M516A

14204029 kelly bar-φ530－6×17m SK530M617A

14482759  Interlocking Kelly bar Vφ530-4×15m SK530VJ415

SSK004671282 kelly bar-φ419－5×14m SK419M514

SSK004743752 φ377-5×12.5m frication drilling rod SK377MB5125

14239624 kelly bar φ530-4×19m(200方)SK530VJ419

14203900 kelly bar-φ530－6×18m SK530M618A

SSK005543278 Frictional drill bar-φ419－5×13m SK419M513

SSK004756481 Interlocking Kelly bar Vφ508-4×12m SK508VJ412

14279634 kelly bar Vφ580-4×19m  14498320

14498320 Interlocking Kelly bar Vφ508-4×13m SK508VJ413

Hunan Kingway Trading Co., Ltd