Enlarge Reamer Bit Hole Opener Drill Bits for Coal Mineral Exploration Drilling

• Certification: ISO 9001:2000, SGS
• Standard: GB
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Carbon Steel
• Guide Dia.: 165mm
• Model NO.: MDO165D6
• Reamed Dia.: 191mm
• Weight: 74.5kg
• Shank: DHD360
• Transport Package: Wooden Case
• Trademark: MING
• Origin: China
• HS Code: 8207199000
• Production Capacity: 20000PCS/Year

Product Description

Enlarge Reamer Bit Hole Opener Drill Bits for Coal Mineral Exploration Drilling

Product Description

DTH hammer bit manufacturer KINGDRILLING DTH hole opener bits are manufactured from the highest quality aircraft alloy steel. Which are used to enlarge the size of a pilot hole most commonly for Blast hole drilling, Quarrying, DTH Drilling, Water Well Drilling, Oil Drilling, Construction, Foundation Drilling. KINGDRILLLING offers a wide size of DTH hole opener bits, Guide diameter scope from 95mm to 311mm, Reamed diameter scope from 130mm to 444.5mm, DTH hammer size from 3.5", 5", 6", 8", 12" with all industry DTH hammer shanks for a match.

Made of high-quality alloy steel rods and tungsten carbide, our reaming bits have excellent wear resistance, ensuring durability and durability in a variety of drilling applications.
The innovative design of the drill makes maintenance easier and more cost-effective, saving time and money while ensuring optimal performance.
Increase drilling efficiency with our reaming drill bits, enabling you to complete drilling tasks quickly and accurately.

 

Technical Date

 

Model	Guide Dia. A (mm)	Reamed Dia. B (mm)	Qty.× Button Dia (mm)		Shank	Weight (kg)
			Gauge	Front
MDO95D3.5	95	130	6×14 2×14	4×11 3×11	DHD3.5	8.5
MDO80D3.5	80	165	8×14	8×13 6×11		15.1
MDO100D3.5	100	165	8×14	4×13 4×12 3×12		14.5
MDO110D3.5	110	165	8×14	4×13		15.2
MDO100D4	100	165	8×14	4×13 4×12 3×12	DHD340	14.5
MDO115D4	115	171.5	9×16	6×14		16.1
MDO75D5	75	152	8×18	6×14 2×14 2×14	DHD350R	35.2
MDO165D6	165	191	10×16	3×14 4×14	DHD360	74.5
MDOD108D6	108	220	10×18	12×18 2×14 2×14		79.3
MDO165D6S	165	254	12×18	12×16 4×14 5×14		65.3
MDO140D8	140	200	10×18	8×12 2×14 4×14	DHD380	10.6
MDO188D8	188	254	22×18	2×18		147.4
MDO152D8	152	305	14×18	10×18 16×16		107.8
MDO210D8	210	381	16×18	28×18		12.5
MDO216D12	216	312	18×18	15×18 6×16 6×14	DHD112	133.6
MDO254D12	254	375	18×18	12×18 15×18		136.2
MDO311D12	311	444.5	18×19	15×19 21×19		328.5

 

Product Application

It is applicable for drilling the medium and hard strata, like carbonate rock, limestone, chalk rock, clay rock, silt stone, sandstone, 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.

Our Advantages

1. High quality: We are the partners with a lot of big factories in China. We can provide the best quality products to you. 
2. Competitive price: Competitive price because of direct factory price. 
3. Fast delivery time: It usually takes 20 days for production.only 3 or 5 days if we have stock of your request size.
4. Best quality control: We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out.
5. Problems solve ability: This ability comes from rich experiences of drill bits industry and reliable sales..
6. OEM,ODM service: Your own request about product will be served well.
7. Best after service: We will go to your place to check and solve the problems if you need.

After Sales Service

1.Pre-sale service:
If demand, assist clients to get rich and generous returns on their investments.Select DTH tools model.Design and manufacture down the hole products according to client's requirement.

2.Services during the sale:
Assist clients to draft solving plans.
Pre-check and accept Rock drill products ahead of delivery.

3.After-sale services:
Our sales team will response for your question within 24 hours (Holidays Excluded)
Technical Support will be available in any time.
Free replacement can be provided once the failure confirmed caused by our product quality.

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. 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.

 

 

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