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Down The Hole DTH Drilling Tools , 8'' Hole Drill Bits For Rock Blasting

Down The Hole DTH Drilling Tools , 8'' Hole Drill Bits For Rock Blasting

Brand Name:JCDRILLS
Certification:ISO,CE
Model Number:203mm
Minimum Order Quantity:5pcs
Delivery Time:In stock or as order quantity
Payment Terms:T/T, L/C, D/P, Western Union, MoneyGram
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Location: Beijing Beijing China
Address: Room 1407,BuildingA,No.13,Beiyuan Road,Chaoyang District,Beijing,China
Supplier`s last login times: within 1 hours
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Product Details

Down The Hole Hammer Drill Bit , 8'' Hole Drill Bits for rock blasting and Water Well Drilling Hole Drill Bits


Application

DTH (Down to Hole) drill bit, also called spline connected drill bit, is mainly used in large scale mine (open and underground), open quarry and construction. The hammer is situated down the hole in direct connected with the drill bit with splines in the bit. The hammer piston strikes the drill bit resulting in an efficient transmission of the impact energy and insignificant power losses with the hole depth.


• Underground mining
• Tunneling
• Quarry benching operations

Characteristics

1. Can match to the original DHD380,COP84,SD8,QL80

2. Spherical, ballistic, parabolic inserts
3. Certificate: ISO9001:2008, SONCAP

Shank: DHD380 DTH hammer from,TH180 from our company

Diameter: 199mm to 240mm.

Applicaiton field: blasting hole,geotheromal hole.

Face design: flat, convex, concave

Inserts design: spherical, ballistic, parabolic

Fetures:

1. Reliable quality, long service life, rare abnormal breakage during service life.

2. Good flushing effect to ensure high drilling rate

3. Strict quality warranty and compensation rules

Markets: Italy, France, Russia, Greece,Canada,Korea, Chile, Brazil, Nigeria, Mongolia and etc.

Specification

Drill BitsBit Dia.(mm)No.Air HolesGauge ButtonsFront Buttons

Weight

(kg)

Parts No.

DHD380,COP84

 

203210×1810×1640.0HD85-203
216210×1812×1649.0HD85-216
241212×1818×1664.0HD85-241
254312×1821×1671.0HD85-254
305412×1829×1695.0HD85-305

SD8

 

203210×1810×1637.0SD8-203
216210×1812×1648.0SD8-216
241212×1818×1663.0SD8-241
254312×1821×1670.0SD8-254
305412×1829×1694.0SD8-305

QL80

 

203210×1810×1635.0QL80-203
216210×1812×1649.0QL80-216
241212×1818×1664.0QL80-241
254312×1821×1671.0QL80-254
305412×1829×1695.0QL80-305

MISSION 80

 

203210×1810×1635.0HM8-203
216210×1812×1640.0HM8-216
241212×1818×1654.0HM8-241
254312×1821×1657.0HM8-254
305412×1829×1677.0HM8-305
We can design and manufcture ccording to customer's requirement of the bit daimeter,No.of air holes,carbide button shape and the face shape.

Packing& Delivery ​

Service

In our after sales service system, We establish perfect control system strictly according to ISO-9000 series, in this system, technology date and problem solve solution and preventive measures will be provided in any maintain project, all the spare parts will be used in new OEM products with installation instructions, packing list, manufacturer's instruction, qualification and Warranty certificate.


We provide "one equipment & one case, endless service, namely the after sales service begin from the order confirmation, last for the working life of the equipment.

Purchase Process ​

China Down The Hole DTH Drilling Tools , 8'' Hole Drill Bits For Rock Blasting supplier

Down The Hole DTH Drilling Tools , 8'' Hole Drill Bits For Rock Blasting

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