Kingdrilling Cross Rock Drill Bit Ql40 DTH Hammer Bits for Water Well

• Certification: ISO 9001:2000, SGS
• Standard: GB
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Carbon Steel
• Bit Dia.: 127mm
• Model NO.: MDQL40-127
• Bit Shank: Hm4
• Weight: 7.4kg
• Can It Be Customized?: Yes.
• Transport Package: Wooden Case
• Trademark: MING
• Origin: China
• HS Code: 8207199000
• Production Capacity: 20000PCS/Year

Product Description

Kingdrilling Cross Rock Drill Bit QL40 DTH Hammer Bits for Water Well
 

Product Description

Down the hole(DTH) tools manufacturer KINGDRILLING supply DTH Drill Bits with QL shank type are available in a wide range of sizes and with a number of custom design features for optimum performance in a rock formation, which are designed to match all conceivable applications for water well industries, mining and construction.

Rock drill bits Shank type:QL30,QL40,QL50,QL60,QL80,QL10,QL12

DTH hammer bits hole diameter: 3'', 4'', 5'', 6'', 8''(85mm-350mm).

 

Technical Date

3 Inch Hight Air Pressure DTH bits
Model	Bit Dia.(mm)	NO. X    Button Dia.		NO.Air    Holes(PCS)	Weight(KG)
		Gauge	Front
MDQL30-85	85	6*Φ13	4*Φ12	2	4.5
MDQL30-90	90	6*Φ14	4*Φ12	2	4.7
MDQL30-95	95	6*Φ14	4*Φ13	2	4.9
MDQL30-100	100	6*Φ14	5*Φ12	2	5.0
MDQL30-105	105	6*Φ14	5*Φ13	2	5.5
4 inch high air pressure DTH bits
MDQL40-105	105	6*Φ14	5*Φ13	2	9.0
MDQL40-110	110	7*Φ14	6*Φ13	2	9.2
MDQL40-115	115	7*Φ14	6*Φ13	2	9.5
MDQL40-120	120	8*Φ14	7*Φ13	2	10.3
MDQL40-127	127	8*Φ14	7*Φ13	2	11.5
5 inch high air pressure DTH bits
MDQL50-135	135	7*Φ18	6*Φ14	2	15.5
MDQL50-140	140	7*Φ18	7*Φ14	2	16.0
MDQL50-146	146	7*Φ18	7*Φ14	2	16.5
MDQL50-152	152	8*Φ18	8*Φ14	2	17.0
MDQL50-165	165	8*Φ18	8*Φ16	2	18.0
6 inch high air pressure DTH bits
MDQL60-152	152	8*Φ16	7*Φ16	2	24.0
MDQL60-165	165	8*Φ18	8*Φ16	2	25.0
MDQL60-171	171	8*Φ18	8*Φ16	2	27.0
MDQL60-190	190	9*Φ18	9*Φ16	3	29.0
MDQL60-203	203	9*Φ18	11*Φ16	3	33.0
8 inch high air pressure DTH bits
MDQL80-203	203	10*Φ18	10*Φ16	2	35.0
MDQL80-216	216	10*Φ18	12*Φ16	2	49.0
MDQL80-241	241	12*Φ18	18*Φ16	2	64.0
MDQL80-254	254	12*Φ18	21*Φ16	3	71.0
MDQL80-305	305	12*Φ18	29*Φ16	4	95.0
10 inch high air pressure DTH bits
MDQL10-254	254	12*Φ18	20*Φ16	3	108.0
MDQL10-305	305	12*Φ18	36*Φ16	4	125.0
MDQL10-311	311	12*Φ18	36*Φ16	4	130.0
MDQL10-318	318	12*Φ18	38*Φ16	4	142.0
MDQL10-330	330	16*Φ18	42*Φ16	4	155.0
12 inch high air pressure DTH bits
MDQL12-305	305	12*Φ18	36*Φ16	4	156.0
MDQL12-311	311	12*Φ18	36*Φ16	4	168.0
MDQL12-330	330	16*Φ18	42*Φ16	4	180.0
MDQL12-356	356	16*Φ19	48*Φ16	4	191.0
MDQL12-381	381	16*Φ19	48*Φ18	4	200.0

 

Kindly Note: We can also design and manufacture the different diameter, holes number, carbide button shape and face shape according to the customers' requirement.

Product Application

How to order:

Shank Type + Head Diameter + Face Design + Button Shape

 

How to choose the buttons:

1. Domed/round buttons

Domes/round buttons are usually used as gauge buttons of DTH bits, suitable for very abrasive and very hard formations.

2. Parabolic buttons

Parabolic buttons are usually used as gauge buttons and front buttons of DTH Bits, suitable for medium abrasive and hard formations.

3. Ballistic button

Ballistic button are usually used as front buttons of DTH bits, suitable for medium abrasive and medium hard formations. They can also be used as gauge buttons if the rock is soft.

 

FAQ

 

1. How to order the products?

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

 

2. 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.

 

3.How to make sure the quality?

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

 

4. Fast delivery time:

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

 

5. 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.

 

6. What is the Application?

Mining, Quarrying, Tunneling, Construction, Geological Exploration, Water-well Drilling, Oilfield & Gas Industries.

 

Company Profile

Kingdrilling Machinery Co. , Ltd is established in 2005 years. Located in Wuhan East Lake High-tech Development Zone, is one of the most important manufacturers specialized in researching and producing Casing drilling system, DTH hammer, DTH bit, thread DTH bits, taper DTH bits, coupling sleeve, Anchor, Shank adapter, coal picks 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.

Our Service

1. High quality steels materials. Steel is from TIMKEN and Tungsten carbide are YK05, or T6 from Element Six in Germany

2. Kingdrilling DTH tools are forged by advanced electron-hydraulic forging hammer.

3.Advanced heat-treatment equipment: multipurpose furnace heat treatment.

4. Completed moulding (tooling ) departments with many molds available.

5.Professional R&D team,completed quality system.

6.Strict Quality-Check Systems.

 

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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