Factory Price Overburden Casing System Symmetric Ring Bit Concentric Reaming Drilling System

• Certification: ISO 9001:2000, SGS
• Standard: GB
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Carbon Steel
• Model: Mk-Mring215
• Model NO.: MK-MRING215
• External Dia: 276mm
• Casing Dia: 254*240
• Spline: DHD380,SD8,Ql8
• Transport Package: Wooden Case
• Trademark: MING
• Origin: China
• HS Code: 8207199000
• Production Capacity: 20000PCS/Year

Product Description

Factory Price Overburden Casing System Symmetric Ring Bit Concentric Reaming Drilling System

Product Description

Rock drilling tools factory KINGDRILLING professionally produce Ring wing bit concentric drilling systems by down the hole hammer which are designed to drill and case a hole simultaneously through unstable ground conditions. A driver bit and a ring are assembled to a complete RING system bit which is suitable for 114-1067mm diameter casing tube.

Overburden Casing Drilling guarantees stable and reliable performance in any drilling scenario. Its advanced technology and quality construction ensure precision drilling, reducing the risk of downtime and maximizing productivity.

One of its key advantages is its high drilling speed. With this tool, you can significantly improve your drilling efficiency, completing projects faster and more efficiently than ever before.

Overburden Casing Drilling is the ultimate drilling tool for professionals seeking longer operating life, excellent wear resistance, simple operation, stable performance, and high drilling speed. Upgrade your drilling capabilities and experience the difference today.

MRING-E:
The system consists of a driver bit, a ring, and independent casing shoe. When the bit rotated anticlockwise, driver bit can be locked to the ring. After drilling, the ring will be separated from the driver bit and kept in the bottom of the hole.

MRING-S:
The system consists of a driver bit, integrated ring with casing shoe. Ring assembly lock to the driver bit when it is rotating clockwise, It is designed for single use. After drilling, you can leave it in the hole or remove it.

MRING-XD:
The system consists of a driver bit and a ring assembly with a ring and casing shoe. In clockwise condition, ring assembly lock to the driver bit and continue drilling. When drilling to rock, the drill bit can keep drilling through the ring. Ring assembly can be resued. After drilling, you can leave it in the hole or remove it.

Technical date

 

Model	External Dia.(mm)	Casing Dia.(OD*ID)	Spline
MK-MRING90	125	114*102	MACH33,   DHD3.5
MK-MRING115	155	139*127	DHD340,   SD4, QL4
MK-MRING140	188	168*153	DHD350, SD5, QL5
MK-MRING165	215	194*181	DHD360,   SD6, QL6
MK-MRING190	238	219*206	DHD360,   SD6, QL6
MK-MRING215	276	254*240	DHD380,   SD8, QL8
MK-MRING235	293	273*254	DHD380,   SD8, QL8
MK-MRING240	293	273*260	DHD380,   SD8, QL8
MK-MRING280	345	323*303	SD10
MK-MRING315	375	355*335	SD10
MK-MRING365	432	406*387	N120,   N125, SD12
MK-MRING460	530	508*483	N125,   N180
MK-MRING510	580	559*533	N180
MK-MRING560	635	610*584	N180
MK-MRING610	695	660*632	N240
MK-MRING660	735	711*685	N240
MK-MRING710	785	762*736	N240
MK-MRING745	838	813*780	N240
MK-MRING810	886	864*838	N240,   N240S
MK-MRING860	935	914*884	N240S
MK-MRING910	980	965*935	N240S
MK-MRING960	1038	1016*986	N240S,   M330
MK-MRING1010	1090	1067*1041	M330

 

Product Application

It is widely used in metallurgical, coal, chemical, building materials are not busy mines and water conservancy, hydropower, highway and railway defense construction projects, etc.

 

Company Profile

Wuhan Kingdrilling Diamond CO., LTD, one of the most professional private manufacturer specialized in researching and producing Overburden casing drilling system, DTH hammer, DTH drill bits, Core bits, Thread bits, Taper bits, Shank adapter, Drilling rods, Coal mining picks and related rock drilling tools.

Relying on the university resources and talent advantages in High-tech region, combining with multiple laboratories in universities, we have more power focused on developing the newest products system.

Our DTH drilling tools are produced with advanced technology from Britain. The company is equipped with advanced production facilities including electron-hydraulic forging hammer, multipurpose furnace heat treatment production line, high performance CNC machines, from raw materials prepared, forging, heat treatment, mechanical processing, a completed manufacturing system is finished in the factory. Strict quality control standards make sure stable quality. 

Whatever in construction, engineering, piling, water well drilling, tunneling, mining, quarrying or horizontal drilling industry, KINGDRILLING will do the best to satisfy 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.

After Sales Service

1.Pre-sale service:

Act as a good adviser and assistant of clients enable them to get rich and generous returns on their investments .
1.Select equipment model;
2.Design and manufacture products according to client's special requirement ;
3.Train technical personnel for clients .

2.Services during the sale:

1.Pre-check and accept products ahead of delivery .
2. Help clients to draft solving plans .

3.After-sale services:

Provide considerate services to minimize clients' worries.
1.Complete After-sales service,professional engineers available to service machinery at home or oversea.
2. 24 hours technical support by e-mail.
3.Other essential technological service.

Packaging & Shipping

Packed by Carton or Wooden cases.
Delivery:

1. Goods in stock can be delivered within 5 days.
2. DTH Bits production time is about 15 days.
3. DTH Hammer product time is about 30 days.

Transprotation: By air, By Express or By sea / By train , according to your requests.

 

FAQ

1. How to order the products?

A: Please send the inquiry with detail item description or with Model number.
 

2. Can I expect a quality products?

A: Yes. mature production technology ensuring the quality satisfy international request.

 

3. Fast delivery time:

A: Usually it takes 25 days for production.only 3 or 5 days if we have stock of your request size.

 

4. Shipping way:

A: Sample order: we suggest Courier express delivery such as DHL/UPS/TNT/FEDEX or by air

Bulk order: by air or by sea we suggest.

 

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