DRILL TOOL
Button Bit
Drill Rod
Shank Adapter
Coupling Sleeve
Blade Bit
Coal Mining Drill Bit
Reaming Tool
Retrac Button Bit
Rotary Drill Bit
Cemented Carbide Grinding
Integral Steel Grinding
DTH TOOL
DTH Bit
DTH Hammer
DTH Pipe
Jumbo Cluster Hammer
Low Air Pressure DTH
Anchor Tools
Sub Adaptor
DTH Bit Profile
Special DTH Bit
RC Tools
Overburden System
ROCK DRILL
Pneumatic Rock Drill
Hydraulic Rock Drill
Excavator Mounted
Paving Breaker
Air Pick
STONE TOOL
Block Splitting
Block Pushing
Integral Steel Grinding
Polishing and Grinding
Abrasive Consumable
Diamond Blade and Drill

Numa DTH Bit

Numa offers the largest range of conventional down holehammers and bits available in the drilling industry today. Unmatched inlongevity and penetration rates, these performance driven Patriot®, Champion®and Challenger® hammer models are able to drill holes from 3-1/2″ to 43″ (89 –1092 mm) in diameter.

Numa DTH Bit

1. Excellent longevity
2. Good penetration rate
3. Large hole diameter: 89-1092mm

 

 

Numa Lubrication System

Numa offers the largest range of conventional down holehammers and bits available in the drilling industry today. Unmatched inlongevity and penetration rates, these performance driven Patriot®, Champion®and Challenger® hammer models are able to drill holes from 3-1/2″ to 43″ (89 –1092 mm) in diameter.

 

Numa's pneumatic lubrications are positive displacement, air-operated, lubircation systems. They are designed to inject rock drill oil into the air line under positive pressure to ensure teh proper amount of oil is supplied to the DTH hammer while drilling.

 

Sizes:

      15" - 381mm

      17" - 432mm

      19" - 482mm

 

NUMA-120

 

Shank style

Diameter in mm

Flushing holes No.

Gauge buttons

Face buttons

Approx.weight

 

 

NUMA120

305

4

12*18mm

36*16mm

152.0kg

311

4

12*18mm

36*16mm

158.0kg

330

4

16*18mm

42*16mm

165.0kg

356

4

16*19mm

48*16mm

178.0kg

381

4

16*19mm

48*18mm

195.0kg