China Diamond Drill Bit Connection M14 Stones Drilling Tools, Find details about China Diamond Core Drill Bit, Core Drill Bit from Diamond Drill Bit Connection M14 Stones Drilling Tools
Diameter | Working Length(mm) | Connection | Segment Shape |
Φ51-Φ500 | L350-L600 | 1-1/4" UNC G 1/2" | Roof Turbo Normal |