AQ, BQ, NQ, NQ3, HQ, HQ3, PQ, PQ3
Core Drill
Metal Drilling, Core Drill
ISO
Pq Hq Nq Bq Pq3 Hq3 Bq3
Geological Exploration
Reaming
Drilling Rig
Diamond
Geological Drilling and Mineral Exploration
Wear Resistant
F1-F12
Natural and Synthetic
Efficient and Durable Diamond Reamers
Edge Sharp
High
Diamond Reaming Shell
Geological Survey
Surface Set Core Bit, Tsp Core Bit, PDC Core Bit
BEST
Carton/Wooden Case
BQ, NQ, HQ, PQ HQ3 NQ3 BQ3 PQ3
Wuxi China
82071910