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Q Series Wire Coring Drill Pipe

Q Series Wire Coring Drill Pipe

Product description
 
Specification Outer Diameter Inner Diameter Length Thread Standard Material Heat Treatment Method
BQ Φ55.6 Φ46 3m/2m/1.5m International XJY850 Overall heat treatment
NQ Φ70.15 Φ60 3m/2m/1.5m International XJY850 Overall heat treatment
HQ Φ89 Φ77.8 3m/2m/1.5m International XJY850 Overall heat treatment