.OD 127mm MRE Dual Rotors Eccentric Overburden Casing Drilling Bit CIR Shank

Description
MRE Dual Rotors Eccentric Overburden casing drilling system, At clockwise rotation, reamer bits expand to bring the casing pipe into hole. After finished, reamer bits closed anticlockwise and then can be lift up from the bottom of the hole by drilling rig. This type is especially applied for diameter 89-323mm.

Characteristics
1. Suitable 89-323mm OD casing pipe
2. Widely used in collapse rock strata
3.Widely used in Underground Mining Industry

Technical Parameter

Button bit and raw materials type

1. Spherical Button
.Universal button
.Strong resistance to wear
.Suited for abrasive to very abrasive drilling conditions

2. High quality steel:
.Good wear resistance

.Strong toughness

.Stong hardness

Applications of rock drilling tools
• Underground mining
• Tunneling,quarrying

Competitive Advantage
• High grade tungsten carbide inserts
• High quality steel Bit bodies and all processed using state-of-the-art CNC machinery and heat treatment are finished in the factory.

Wuhan Kingdrilling Diamond CO., LTD, located in Wuhan East Lake High-tech Development Zone, is one of the most professional private enterprise specialized in researching and producing ODEX casing drilling system, symmetric casing drilling system, DTH hammer, DTH drill bits, Thread bits, Shank adapter, Drilling rods, Coal mining tools, Coupling sleeve, Anchoring and so on.

Relying on the university resources and talent advantages in Optical Valley region, combining with multiple laboratories in universities, we focused on developing the newest products system.

We produce DTH drilling tools with advanced technology from Britain, a completed manufacturing system has been formed in plant. The company is equipped with advanced production facilities including electron-hydraulic forging hammer, multipurpose furnace heat treatment production line, high performance CNC machines, all processes from raw materials prepared, forging, heat treatment, metal processing are completed in the factory. Strict quality control standards make sure stable quality.

Whatever in construction, engineering, piling, waterwell drilling, tunnelling, mining, quarrying or horizontal drilling industry. KINGDRILLING will always do the best to meet your demands. "Kingdrilling, Keep On Striving",  we’ll always be in this line to serve our customers the most reliable products and the best support.