SPIRAL DRILL COLLAR Rental

4-3/4” OD Spiral Drill Collar NC 38 Connection (JSH)

Specification

  • OEM: Shuguang Huayang
    Drilling Tools
  • Country of Origin: China
  • Nominal OD: 4 3/4” (4.750”)
  • Nominal ID: 2 1/4” (2.250”)
  • Material Grade: AISI 4145H Modified
  • Nominal Weight:
  • Nominal Wall Thickness:
  • Drift Size: 2.125”
  • Manufacturing Criteria: API Spec 7 / NS-1

Tool Joint / Connection Specifications

  • Connection: NC38
  • Bend Stress Ratio: 2.217
  • OD: 4 3/4”
  • ID: 2.25”

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