air rock drill

which is suitable for drilling in soft to medium hard stratum, and has better advantages in overcoming incomplete stratum drilling

Processing type: forging
Material: YK05 + alloy steel
Bit face shape: flat stanard, dome standard, flat retrac, dropcenter retrac

API 5 7/8" TCI tricone bit
1.Inserted teeth bit
2.Medium formation use
3.Metal sealed journal bearing
4.Gauge protection

Available for drilling,splitting breaking, ramming, shovelling. And widely used in mining,road-construction, quarrying and national def

GT60 thread rock drill bit
1.material:Steel Carbide
2.Production experience :40years
3.Diameter:38-127mm
4.Button bit shape:Spherical and Ball

roller cone bits
1.long service time
2. well drilling
3.best price and high quality
4.we can provide the sample ,but customer need to pay all.....

Tungsten carbide insert bit of high strength and toughness is to increase the impact resistance of cutter and decrease the breakage rate.

1.Size from 3 7/8" to 26"
2Covers almost all IADC code.
3Stocks adequate&timely delivery
4Good quality and after-sale service

1 Self drilling anchor bolt & self drilling rock bolt
2 R /T thread
3 left/right hand thread
4 R25N --T76S
5 Customized

YT24 differs from similar products particularly in its high efficiency, strong flushing and powerful torque. Energy-saving and efficient, long service

API 5 7/8" TCI tricone bit
1.Inserted teeth bit
2.Medium formation use
3.Metal sealed journal bearing
4.Gauge protection

Our drill bit can transmit intensive impact energy into the rock with the least loss of energy, which can help you improve efficiency and reduce costs

Pneumatic Breaker B77C, RB777, RB777C, B87C, G20, G10, B90, B67C, B47, TCA-7 and Internal Combustion Rock Drill YN27C, YN27A, YN27J, YN30A are also s

Down the hole rock drill bits
1. Material:Carbide tip
2.Working pressure : 0.5~0.7Mpa ( Low pressure)
3.Drill diameter range : 65mm ~253mm
4.5 fa

JiNing Shengdu Pneumatic Breaker Tools Co., Ltd.is a modern corporation which develops, manufacture and sell the equipment .

1 Self drilling anchor bolt & tunneling rock bolt
2 R /T thread
3 left/right hand thread
4 R25N --T76S
5 Customized

1.High temperature and wear resistance, fast drilling rate
2.IADC code suitable for different formation
3.Sizes range from 3 7/8" to 26".

Matrix body PDC bit
1.best price and high quality
2.5 blade count
3.7 nozzles
4.Spiral blades...

1.Drilling process must operate smoothly,
2.find that there is Bie jump on abnormal phenomenon
3. be timely analysis and take effective measure

YT29A air leg rock drill is a kind of high efficiency air leg rock drill machine.It is mainly used for blasting holes and other drilling works.

API 5 7/8" TCI tricone bit
1.Inserted teeth bit
2.Medium formation use
3.Metal sealed journal bearing
4.Gauge protection

Other Names: hand-held type pneumatic rock drill
pneumatic rock drill
jack hammer
toyo rock drill
pneumatic drill...

1.Diameter:85mm-555mm
2.DTH Hammer: 3"-12"
3.Splines:4-10
4.Package :in carton
5.Supply ability:2000pcs/month....

Tapered drill rod, another name called taper rod.This provides a hexagonal chuck section to provide leverage for the rotation chuck bushing.

Specifications
TCI tricone bit
1.size range from 3 7/8" to 26"
2.Covers almost all IADC code.
3.Meet with API Spec7-1 Standard

The machine is a new lightduty rock drill to exploiting and constructing in stone industry and architecture industry.

The rock drill is a kind of high efficiency air leg rock drill machine.It is mainly used for blasting holes and other drilling works in a quarries, ra

Air-leg rock drilling is a high efficient rock drilling machine. It's widely used in mining and roadway drivage of drilling operation.

YT-23air leg rock drill
1. A kind of high efficiency air leg rock drill machine
2. use for gold mine, tunnel,railway,pavement breaking

best durable product in unbeatable price
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