Concentric Overburden Reaming System with Percussion Bits for Drifting

• Customization: Available
• Customized: Customized
• Standard: SGS
• Model NO.: MK-MEC90
• Type: Casing Drilling
• Material: High Quality Carbide + High Quality Carbon Steel
• Usage: Well Drilling
• Spline: Mach33, DHD3.5
• Processing Type: Forging
• Application: Water Wells,Geothermal Wells, Building, etc
• Surface Treatment: Spray-Paint
• Transport Package: Wooden Case
• Trademark: MING
• Origin: China
• HS Code: 8207199000
• Production Capacity: 20000PCS/Year

Product Description

Concentric Overburden Reaming System with Percussion Bits for Drifting

 

Product Description

Working principle:

At clockwise condition, reamer bit expanded to bring the casing tube into hole. After finished, reamer bit closed anticlockwise and then can be lift up by the drilling machines. This casing drilling bit is especially suitable for diameter 114-273mm.

Application Range:

It is suitable for drilling water wells, geothermal wells, short micro piles ,medium mini-type grouting hole of building , dam and harbor project.

 

Technical Date

	Hole dia(mm)	Weight (KG)	Closed dia.(mm)	Pilot dia.(mm)	Length(mm)	Case dia.(OD*ID)	Spline
MK-MEC90	125	16	90	100	360	114*102	MACH33,DHD3.5
MK-MEC115	155	30	115	125	510	139*127	DHD340,SD4.QL4
MK-MEC140	188	52	140	151	570	168*153	DHD350,SD5,QL5
MK-MEC165	215	95	166	178	690	194*181	DHD360,SD6,QL6
MK-MEC190	238	108	190	203	690	219*206	DHD360,SD6,QL6
MK-MEC215	276	140	215	236	720	254*240	DHD380,SD8,QL8
MK-MEC235	293	160	236	251	730	273*254	DHD380,SD8,QL8
MK-MEC240	293	168	241	256	730	273*260	DHD380,SD8,QL8

 

Product Application

Company Profile

Transport

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. How to check the product are the exact one you want?

A: If possible, please attach one reference picture to avoid any misunderstanding or any links from ourwebsite for a better understanding.

 

4. How to make sure the quality?

A: More than 40 Years engineer to make sure the quality, 100% inspection.

 

5. What is the general delivery time?

A: 15 working days for DTH bits.

20-25 working days for DTH hammer

3-5 working days for ex stock items.

 

6. Methods of Payment

A: T/T (Telegraphic Transfer) or Western Union.

 

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.

 

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