China hard metal manufacturer & supplier

NQ3 Diamond Drill Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

NQ Diamond Drill Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

BQ3 Diamond Drill Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

BQ Diamond Drill Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

AQ Diamond Drill Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

PQ Diamond Drill Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Diameter 130mm to 133mm Diamond Drilling Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Diameter 110mm to 113mm Diamond Drilling Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Diameter 91mm to 94mm Diamond Drilling Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Diameter 91mm to 96mm Diamond Drilling Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Diameter 75mm to 77mm Diamond Drilling Bit

Diamond Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Diameter 60mm Diamond Drilling Bit

60mm Drilling Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Brazed Dry Diamond Drill Bits for Hard Rock

Brazed Drill Bits

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Diamond Drilling Bit for Oil Field Drilling

Diamond Bit for Oil Field

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Hard Rock Diamond Drill Bit

Hard Rock Drill Bit

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01

Good quality manufacturer Professional diamond drill bits

Good quality drill bits

1.Excellent drilling speed,drilling life
2.Low drilling resistance
3.Excellent power for ultra hard rock and controling the change of diameter size

2015-09-01