• Model NO.：MK-MEC90
• Processing Type：Forging
• Application：Water Wells,Geothermal Wells, Building, etc
• Surface Treatment：Spray-Paint
• Payment Terms：L,C, T,T, Western Union
• Transport Package：Wooden Case
• Trademark：MING
• Origin：China
• HS Code：8207199000
• Production Capacity：20000PCS,Year

Basic Info.

Model NO. MK-MEC90 Processing Type Forging Application Water Wells,Geothermal Wells, Building, etc Surface Treatment Spray-Paint Payment Terms L/C, T/T, Western Union Transport Package Wooden Case Trademark MING Origin China HS Code 8207199000 Production Capacity 20000PCS/Year

Product Description

Head Eccentric Casing drilling System

Product feature:
Down the hole (DTH) tools manufacturer KINGDRILLING Head Eccentric Casing drilling system is made up of a pair of chain embedded to guide apparatus, and ensure the bit is not contacting and damaging the retaining ring when it is rotating. When rotated clockwise, eccentric part will be expanded to bring the casing tube into hole. After completing, eccentric bit will be closed while rotated anticlockwise, and it can be lifted up by the drilling machine. This type is especially suitable for 114-273mm in diameter.
Application Range: 
It is suitable for drilling water wells , geothermal wells , short micro piles ,medium mini-type grouting hole of building , dam and harbour project . 
 

Model	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

Order guide: Casing Tube OD & ID + Reamer Bit Diameter + Minimal Casing Shoe ID + Hammer Shank Style

FAQ:
1. How to control quality?
A: We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out. 
2. Fast delivery time:
A: Usually it takes 25 days for production.only 3 or 5 days if we have stock of your request size.
3. Competitive price:
A:KINGDRILLING factory can supply you the lowest price due to direct sale to customers without distributor!

1. Methods of Payment:

T/T (Telegraphic Transfer) or Western Union.

1. What is the materials?

Steel is TIMKEN, Alloy is from T6 from Element Six.

1. How to choose the suitable Pneumatic DTH hammer?

Product Application:


Transport:


Package and Delivery:
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.

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