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Overburden Drilling Systems

Good quality DTH Drill Bit for sales
Good quality DTH Drill Bit for sales
Hi Lory Do you have stock of the 10" (254mm) DHD380 bits, same as the ones I got last year? Please quote price and availability Thanks

—— Piet

Hi Lacy We received your hammers, it works well.

—— Carlos

Hi Kenny The quality have been accepted by our customers.Thanks for all your suggestion,also good after sales service.we'll place another order.

—— Mohammed

It’s surprised for your performance , we will place repeated order.

—— Rodrigo

Excellent quality and fast delivery.

—— Brett

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Overburden Drilling Systems

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China Concentric Symmetric Casing Overburden Drilling Systems With Wings 76~114mm Drill Pipe factory

Concentric Symmetric Casing Overburden Drilling Systems With Wings 76~114mm Drill Pipe

76-114mm Flexible Permanent Symmetrix(symmetric) Overburden Casing System General Introduction Application Range:It is recommended to drill in rock formation where contains some ovals and fracture.Design ... Read More
2018-01-24 14:52:21
China Reliable Concentric Symmetrix Drilling System , O.D. 560mm Well Drilling Tools factory

Reliable Concentric Symmetrix Drilling System , O.D. 560mm Well Drilling Tools

Concentric Casing system with wings Flexible Permanent Symmetrix(symmetric) Overburden Casing System General Introduction Application Range:Applies to loose covered land surface,such as soil, clay, weathered ... Read More
2018-01-24 14:52:21
China O.D 325mm Overburden Drilling Systems With 2pcs Wings 325mm Drill Pipes factory

O.D 325mm Overburden Drilling Systems With 2pcs Wings 325mm Drill Pipes

325mm Flexible Permanent Symmetrix(symmetric) Overburden Casing System General Introduction Application Range:It is recommended to drill in rock formation where contains some ovals and fracture.Design ... Read More
2018-01-24 14:52:21
China Alloy Steel Dth Drilling System , Outside Diameter 273mm DTH Drilling Tools factory

Alloy Steel Dth Drilling System , Outside Diameter 273mm DTH Drilling Tools

273mm Concentric Casing System with wings, working with 8inch DHD380 DTH Hammer General Introduction Application Range: Applies to loose covered land surface,such as soil, clay, weathered rock strata,sand and ... Read More
2018-01-24 14:52:21
China Outside Dia 219mm Overburden Drilling Systems With 3pcs Blocks ISO9001 Approval factory

Outside Dia 219mm Overburden Drilling Systems With 3pcs Blocks ISO9001 Approval

219mm Concentric Casing system with blocks. Reliable performance, easy retrieval. General Introduction Application Range: It is recommended to drill in rock formation where contains some ovals and fracture. ... Read More
2018-01-24 14:52:21
China Flexible Permanent 2pcs Wings Casing Drive System , OD194mm Dth Installation Tools factory

Flexible Permanent 2pcs Wings Casing Drive System , OD194mm Dth Installation Tools

Flexible Permanent 2pcs Wings Casing Drive System , OD194mm Dth Installation Tools, working with 5inch COP54/DHD350/SD5/QL50 DTH Hammer General Introduction Application Range: Applies to loose covered land ... Read More
2018-01-24 14:52:21
China Well Drilling Overburden Drilling Systems 2pcs Wings Out Dia 183mm factory

Well Drilling Overburden Drilling Systems 2pcs Wings Out Dia 183mm

Well Drilling Overburden Drilling Systems 2pcs Wings Out Dia 183mm Improvement of wings drilling system 1)The material selection of the sub is better than casing tubes,and it was also processed by heat ... Read More
2018-01-24 14:52:21
China Professional OD 178mm Concentric Drilling System , Reliable DTH Drilling Equipment factory

Professional OD 178mm Concentric Drilling System , Reliable DTH Drilling Equipment

Professional OD 178mm Concentric Drilling System , Reliable DTH Drilling Equipment General Introduction Application Range: It is recommended to drill in rock formation where contains some ovals and fracture. ... Read More
2018-01-24 14:52:21
China High Performance Symmetrix Overburden Drilling Systems O D 168mm Long Life Span factory

High Performance Symmetrix Overburden Drilling Systems O D 168mm Long Life Span

High Performance Symmetrix Overburden Drilling Systems O.D.168mm Long Life Span General Introduction Application Range:It is recommended to drill in rock formation where contains some ovals and fracture.Design ... Read More
2018-01-24 14:52:21
China 152mm Drill Pipes Casing Drilling System OD152mm Durable Alloy Steel factory

152mm Drill Pipes Casing Drilling System OD152mm Durable Alloy Steel

152mm Drill Pipes Casing Drilling System OD152mm Durable Alloy Steel General Introduction Application Range:Applies to loose covered land surface,such as soil, clay, weathered rock strata,sand and so on.Design ... Read More
2018-01-24 14:52:21
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