Usado chisel en Shanghái, China

API Approved IADC 537 Petroleum Well Drilling 7 7/8" TCI Tricone Bit with Water Well Drill Bit

• Fabricante: SHANGHAI LINENG INDUSTRY AND TRADE

Iadc: WOB (KN/MM) (Bit Dia) | 116 117: 0.35~0.8 | 126 127: 0.35~0.9 | 136 137: 0.35~1.0 | 216 217: 0.4~1.0 | 246 247: 0.4~1.0 | 417 437 447: 0.35~0.9 | 517 527: 0.35~1.0 | 537 547: 0.45~1.0 | 617 627: 0.45~1.1 | ...