Description

Video Description

(DTH Drilling Tools / DTH Bit Shanks/ DTH Hammer)

Product Overview

70mm DTH BR2 shank COP 20 hammer

DTH Drilling Tools: BR2 shank (COP 20 hammer)

Product Technical Parameters

DTH Drilling Tools: BR2 shank (COP 20 hammer)

DTH Hammer Assembly	Weight		Part NO.
	Kg	Lbs
Top Sub	4.39	9.68	KKD30R-01
O-ring	0.01	0.02	KKD30R-02
Bearing Ring	0.04	0.09	KKD30R-03
Check Valve	0.2	0.44	KKD30R-04
Spring	0.02	0.04	KKD30R-05
Air Distribution	1.7	3.75	KKD30R-06
Inner Cylinder	1.73	3.81	KKD30R-07
Piston	7.1	15.65	KKD30R-08
Wear Sleeve	9.6	21.16	KKD30R-09
Bit Retainer	0.12	0.26	KKD30R-10
O-ring	0.01	0.02	KKD30R-11
Chuck	1.98	4.37	KKD30R-12

According to the user’s rock formation conditions, the inspection ability of the impactor and the wear resistance of the outer cylinder and joint can be strengthened

DTH hammer: 70mm DTH BR2 shank COP 20 hammer

DTH Drilling Tools: BR2 shank (COP 20 hammer)

1.KING KONG DTH Drilling Tools:

Our hammer and bits are made of high quality alloy steel with advanced heat treatment to assure the good drilling performance and long service life. They are widely used by our customers all over the world.
All the products are manufactured as per the international standard and well compatible with the brand of Atlas Copco, Ingersoll-Rand, Sandvik etc

Main Features:

1) DTH hammers series we supply

A) High pressure series

B) Medium pressure series

C) Low pressure series

D) High efficiency high pressure series

E) Reverse circulation series

2)Outside diameters: 61.2~275mm

3)Drilling diameter: 68~508mm

Application: They are widely used for mine, quarry, road construction for the drilling and blasting work, water well drilling, slope protection, anchoring, etc.

DTH Bit Shank and DTH Hammer Drill Bits Technical parameters

KING KONG has a comprehensive range of DTH drill bits to match all conceivable applications. Each bit is made from quality alloy steel, and has been precision machined to produce a perfect body, heat treated to the required hardness, given surface compression for fatigue resistance, and fitted with precision buttons manufactured in-house.

Diameter		Product no.	Product code	No. × button diameter, mm			Gauge buttons angle°		Flushing holes	Weight approx
mm	inch			Outer	Inner	Front	Outer	Inner		Kg	Lbs
Flat front
70	2 3∕4	93501726	100-5070-44-121E,33-22	6×10, Spherical	_	5×10, Spherical	35	_	2	2.2	4.9
72	2 7∕8	93501002	100-5072-44-121E,33-22	6×10, Spherical	_	4×10, Spherical	35	_	2	2.2	4.9
76	3	93501005	100-5076-44-1B1F,33-22	6×12, Spherical	_	4×10, Spherical	35	_	2	2.3	5.1
76	3	93501006	100-5076-44-1B2F,33-22	6×12, Semi-Ballistic	_	4×10, Semi-Ballistic	35	_	2	2.3	5.1
76	3	93501446	100-5076-44-1B4F,33-22	6×12, Ballistic	_	4×10, Semi-Ballistic	35	_	2	2.3	5.1
80	3 3∕16	93501008	100-5080-44-1B1F,33-22	6×12, Spherical	_	5×10, Spherical	35	_	2	2.5	5.5
89	3 1∕2	93501725	100-5089-44-121F,33-22	6×12, Spherical	_	6×10, Spherical	35	_	2	2.7	6.0
Convex
70	2 3∕4	93501000	100-5070-44-221E,33-22	6×10, Spherical	_	5×10, Spherical	35	_	2	2.2	4.9
70	2 3∕4	93501001	100-5070-44-224E,33-22	6×10, Spherical	_	5×10, Semi-Ballistic	35	_	2	2.2	4.9
76	3	93501004	100-5076-44-224F,33-22	6×12, Spherical	_	5×10, Semi-Ballistic	35	_	2	2.3	5.1
96	3 3∕4	93501012	100-5096-44-223A,33-22	7×12, Ballistic	_	6×12, Ballistic	35	_	2	2.7	6.0

[/fusion_table]

Normal Specifications:

Type: 3.5 inch
Model: DHD3.5
Length(mm): 930
Weight(kg): 25
External Dia.(mm): Φ82
Hole Range(mm): Φ90-110

Type: 4 inch
Model: DHD340/SD4/QL4/Mission40
Length(mm): 1030/1084/1097/1005
Weight(kg): 39/40.5/41/40
External Dia.(mm): Φ99/Φ99/Φ99/Φ99
Hole Range(mm): Φ110-135

Type: 5 inch
Model: DHD350/SD5/QL6/Mission50
Length(mm): 1214/1175/1147/1110
Weight(kg): 76.5/72.5/73/68.5
External Dia.(mm): Φ125/Φ125/Φ125/Φ125
Hole Range(mm): Φ135-155

Type: 6 inch
Model: DHD360/SD6/QL5/Mission60
Length(mm): 1248/1261/1212/1161
Weight(kg): 100/100/95/90
External Dia.(mm): Φ142/Φ142/Φ146/Φ146
Hole Range(mm): Φ155-190

Type: 8 inch
Model: D85/SD8/QL8/Mission80
Length(mm): 1492/1463/1465/1338
Weight(kg): 188/192/182/176
External Dia.(mm): Φ180/Φ180/Φ180/Φ180
Hole Range(mm): Φ195-254

Type: 10 inch
Model: SD10/NUMA100
Length(mm): 1502/1510
Weight(kg): 290/288
External Dia.(mm): Φ226/Φ226

Type: 12 inch
Model: DHD1120/Numa120/Numa 125

All can be designed according to your requests!

Factory Information

KING KONG was built on the year of 2012 by Mr.Bruce who was graduated from Oxford university, then he back to China and found his Uncle Li who was the Chairman of Atlas Copco of China. They built the China Drilling Tools together and then Created the King Kong Brand drilling tools.

After 8 years developing. The King Kong Brand has became the famous brand drilling tools in the China market and now they are dedicated to spread them to all over the world. The China Drilling Tools company also have produced for Atlas copco, Sandvik etc international companies.

WELCOME TO KING KONG

King Kong is the perfect choice for your supplier of rock drilling tools.

The information you may like to know before an order:

FAQ

Q: Are you trading company or manufacturer ?

A: We are a real manufacturer, welcome to visit our factory anytime.

Q: How long is your delivery time?

A: Generally it is 2-5 working days if the goods are in stock. or it is 15-20 working days if the goods are not in stock, also it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

If you need any rock drilling tools, please contact our company:

Elsa

Email:bruce@kingkongdrillsltd.com

elsa@kingkongdrillsltd.com

Whatsapp/wechat:+86 17638571343

www.kingkongdrillsltd.com

www.kingkongdrillslimited.com

www.chinadrillingtools.cn

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70mm DTH BR2 shank COP 20 hammer