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Changsha Sollroc Engineering Equipments Co., Ltd

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Good quality Down The Hole Hammer for sales
I received my hammers and bits, they looks amazing,.they are performing well after we use them, thanks very much.

—— John Lewis

I would recommend this company product 110% as in the past I have had a 100% good result from them.

—— Vesa Vaatanen

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Symmetrix Overburden Drilling System

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China Black Shank Symmetrix Overburden Drilling System DHD360 OD178 factory

Black Shank Symmetrix Overburden Drilling System DHD360 OD178

Black Shank DHD360 OD178 Symmetric Overburden Drilling System For Drilling Product Introduce In the projects of drilling,drillers often meet with problems due to the loose land formation.These may cause ... Read More
2019-07-04 11:12:28
China Retrievable Gold OD219 Symmetrix Overburden Drilling System Carburized Steel factory

Retrievable Gold OD219 Symmetrix Overburden Drilling System Carburized Steel

Retrievable Gold OD219 Symmetric Overburden Drilling System For Drilling Product Introduce Sollroc symmetric casing system is designed to drill and case a hole simultaneously through unstable ground conditions. ... Read More
2019-07-04 11:12:49
China OD168 Retrievable Symmetric Overburden Drilling System High Performance factory

OD168 Retrievable Symmetric Overburden Drilling System High Performance

OD168 Retrievable Symmetric Overburden Drilling System Black For Drilling Product Introduce Symmetric casing system is the most flexible and efficient overburden system on the market today, which can drill in ... Read More
2019-07-04 11:13:39
China High Performance Symmetrix Overburden Drilling System With Ring Bits Permanent factory

High Performance Symmetrix Overburden Drilling System With Ring Bits Permanent

High Performance Symmetrix Overburden Drilling System With Ring Bits Permanent Product description Symmetric Drilling System is designed to drill and case a hole simultaneously through unstable ground ... Read More
2019-07-03 15:52:44
China Overburden Casing Drilling Symmetrix Drilling System for well drilling factory

Overburden Casing Drilling Symmetrix Drilling System for well drilling

Overburden Casing Drilling Symmetrix Drilling System for well drilling Product specifications: 1, Symmetrix systems Casing Tube OD(mm) Casing Tube ID(mm) Reamed Dia(mm) Casing Shoe ID(mm) Polit bit Dia(mm) ... Read More
2019-05-19 21:33:27
China Advanced Casing Advancement Symmetrix Drilling System With Ring Bits factory

Advanced Casing Advancement Symmetrix Drilling System With Ring Bits

Advanced Casing Advancement Symmetrix Drilling System With Ring Bits Product specifications: 1, Symmetrix systems Casing Tube OD(mm) Casing Tube ID(mm) Reamed Dia(mm) Casing Shoe ID(mm) Polit bit Dia(mm) Hammer ... Read More
2019-05-19 21:32:41
China Symmetrix System Ring Bit System Overburden Casing Drilling System factory

Symmetrix System Ring Bit System Overburden Casing Drilling System

Symmetrix System Ring Bit System Overburden Casing Drilling System Product specifications: Symmetrix Concentric drilling system is designed to drill and case a hole simultaneously through unstable ground ... Read More
2018-12-24 14:10:06
China Symmetrix (Symmetric) Overburden Casing Drilling Systems With Ring Bits factory

Symmetrix (Symmetric) Overburden Casing Drilling Systems With Ring Bits

Symmetrix (Symmetric) Overburden Casing Drilling Systems With Ring Bits Product specifications: 1, Symmetrix systems The symmetric/Concentric drilling system is designed to drill and case a hole simultaneously ... Read More
2019-07-03 15:52:12
China Ring Bit with Casing Shoe Overburden Casing Drilling Symmetrix Drilling System factory

Ring Bit with Casing Shoe Overburden Casing Drilling Symmetrix Drilling System

Ring Bit with Casing Shoe Overburden Casing Drilling Symmetrix Drilling System Product specifications: 1, Symmetrix systems Casing Tube OD(mm) Casing Tube ID(mm) Reamed Dia(mm) Casing Shoe ID(mm) Polit bit Dia... Read More
2018-12-24 14:10:05
China Rotary Wings Eccentric Concentric Overburden Casing Drilling System factory

Rotary Wings Eccentric Concentric Overburden Casing Drilling System

Rotary Wings Eccentric Concentric Overburden Casing Drilling System Product Specification: Concentric Overburden Casing System: With ring bits, with wings and with slide blocks. others, Concentric (or Symmetrix... Read More
2018-12-24 14:10:05
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