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Top Hammer Drilling , DTH Button Bits Down The Hole for Blast Hole Drilling

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Top Hammer Drilling , DTH Button Bits Down The Hole for Blast Hole Drilling

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Brand Name :	ROSCHEN
Certification :	ISO
Price :	Negotiate
Supply Ability :	1000 sets
Model Number :	3"~12"

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Top Hammer Drilling , DTH Button Bits Down The Hole for Blast Hole Drilling

Top Hammer Drilling, DTH Button Bit Down The Hole for Blast Hole Drilling

DTH Hammers & Bits

ROSCHEN offers a comprehensive range of WORLD CLASS quality grade DTH bits in global market, which were use in all rock types and drilling conditions. Bit life and rate of penetration are the most important criteria in selecting the right bit for a particular application.

DTH bits are available in sizes from 2" to 36". Bits come in three different standard bit head/face designs (Convex, Flat Face, and Concave), and with a number of tungsten carbide insert options, to guarantee a DTH drill bit that can tackle any challenge and rock-face formation. Additional bit head designs and custom options are available depending upon manufacturer.

Explore the subcategories below, view our online catalogs, or contact your ROSCHEN representative to learn more about our complete DTH Bit product offering.

ROSCHEN High and Low Air Pressure DTH Bits

1. High and low air pressure down-the-hole drill bits

2. Low air pressure hole diameter 65-220mm

3. High air pressure hole diameter 85-305mm

4. Face type: Drop center/concave/convex/double gauge/flat

5. Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.

6. Inch available: 3", 4", 5", 6", 8", 12", etc.

ROSCHEN DTH Bits Specifications
Hammer Size	Bits diameter		Shank	ROSCHEN CODE
	Metric	Inch
1"	64mm-70mm	2 1/2"-2 3/4"	BR1	ROS 11
2"	70mm-95mm	2 3/4"-3 3/4"	MACH20/BR2	ROS 22
3"	90mm-102mm	3 1/2"-4"	COP32/COP34/MACH303	ROS 32
			M30/DHD3.5/BR3	ROS 34
4"	105mm-152mm	4 1/8"-6"	COP44/DHD340/MACH44	ROS 42
			SD4/M40/QL40	ROS 44
5"	133mm-165mm	5 1/4"-6 1/2"	COP54/DHD350R/MACH50	ROS 52
			SD5/M50/QL50/BR5	ROS 54
6"	152mm-254mm	4 1/8"-10"	COP64/DHD360/SD6	ROS 62
			M60/QL60/Bulroc BR6	ROS 64
8"	203mm-330mm	8"-13"	COP84/DHD380/SD8	ROS 82
			QL80/M80/M85	ROS 84
10"	254mm-380mm	10"-15"	SD10	ROS 100
			NUMA100
12"	305mm-508mm	12"-20"	DHD1120/SD12	ROS 120
			NUMA120/NUMA125
Notes: Any special size of DTH bits will be available by requests.
Metzke, Remet thread is available!

High pressure dth bit

ROSCHEN majoring in down the hole drilling products, which include DTH bits and DTH Hammer. After many years study intensively, we acquired and summarized rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.

Some BITS for referance
Hammer: COP 32
Diameter mm	Part No.	Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone)	Gauge buttons angle o (Outer, Inner, Cone)	Flushing holes (No. x size mm)	Weight approx. kg	Foot valve Part No.
Flat front: ROS
85	100-5085-39,24-20	8x11, - ,6x11, -	35, -, -	2	4.5
90	100-5090-39,24-20	8x11, - ,7x11, -	35, -, -	2	4.7
100	100-5100-39,24-20	8x11, - ,7x11, -	35, -, -	2	4.9
Speed Bit
85	100-5085-39-55,24-20	8x11, - ,6x11, -	35	2	4.5
90	100-5090-39-55,24-20	8x11, - ,7x11, -	35	2	4.7
100	100-5100-39-55,24-20	8x11, - ,7x11, -	35	2	4.9
Convex front, Ballistic
85	100-5085-39-61,24-20	7x11, 4x11, 2x11, -	40, 20, -	2	4.3
90	100-5090-39-61,24-20	7x11, 4x11, 2x11, -	40, 20, -	2	4.5
100	100-5100-39-61,24-20	7x11, 4x11, 2x11, -	40, 20, -	2	4.7


Hammer: Bulroc 3
Diameter mm	Part No.	Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone)	Gauge buttons angle o (Outer, Inner, Cone)	Flushing holes (No. x size mm)	Weight approx. kg	Foot valve Part No.
Convex front, Ballistic
	100-5090-45-61,24-20	7x11, 4x11, 2x11, -	40, 20, -	2	4


Hammer: COP 34, 34Q
Diameter mm	Part No.	Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone)	Gauge buttons angle o (Outer, Inner, Cone)	Flushing holes (No. x size mm)	Weight approx. kg	Foot valve Part No.
Flat front, ROS
90	100-5090-31,24-20*	8x12.7, - ,7x11, -	35, - , -	2	5.8	9279
92	100-5092-31,24-20	8x12.7, - ,7x11, -	35, - , -	2	5.8	9279
95	100-5095-31,24-20	8x12.7, - ,7x11, -	35, - , -	2	5.9	9279
100	100-5100-31,24-20	8x12.7, - ,7x12.7, -	35, - , -	2	6.1	9279
105	100-5105-31,24-20	8x14.5, - ,7x12.7, -	35, - , -	2	6.3	9279
SpeedBit
92	100-5092-31-55,24-20	8x12.7, - ,7x11, -	35	2	5.8	9279
95	100-5095-31-55,24-20	8x12.7, - ,7x11, -	35	2	5.9	9279
100	100-5100-31-55,24-20	8x12.7, - ,7x12.7, -	35	2	6.1	9279
105	100-5105-31-55,24-20	8x14.5, - ,7x12.7, -	35	2	6.3	9279
Convex front, Ballistic
92	100-5092-31-61,24-20	7x12.7, 4x12.7, 2x12.7, -	40, 20, -	2	5.8
95	100-5095-31-61,24-20	7x12.7, 4x12.7, 2x12.7, -	45, 30, -	2	5.9
100	100-5100-31-61,24-20	7x12.7, 4x12.7, 2x12.7, -	45, 30, -	2	6.1
105	100-5105-31-61,24-20	7x14.5, 4x14.5, 2x14.5, -	45, 30, -	2	6.3


Hammer: COP 42
Diameter mm	Part No.	Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone)	Gauge buttons angle o (Outer, Inner, Cone)	Flushing holes (No. x size mm)	Weight approx. kg	Foot valve Part No.
Flat front: ROS
105	100-5105-60,24-20	8x14.5, 7x12.7, -	35	2	7.5
110	100-5110-60,24-20	8x14.5, 7x12.7, -	35	2	8.2
115	100-5115-60,24-20	8x14.5, 8x12.7, -	35	2	8.4
130	100-5130-60,24-20	8x14.5, 10x12.7, -	35	2	9.3
140	100-5140-60-1218,08-20	8x14.5, 9x12.7, -	35	2	9.3
Speed Bit
105	100-5105-60-55,24-20	8x14.5, - ,7x12.7, -	35	2	7.5
115	100-5115-60-55,24-20	8x14.5, - ,8x12.7, -	35	2	8.4
Convex front, Ballistic
105	100-5105-60-61,24-20	7x14.5, 4x14.5, 2x14.5, -	40, 20, -	2	7.5
110	100-5110-60-61,24-20	7x14.5, 4x14.5, 2x14.5, -	40, 20, -	2	7.8
115	100-5115-60-61,24-20	7x14.5, 4x14.5, 3x14.5, -	40, 20, -	2	8
130	100-5130-60-61,24-20	9x12.7, 6x12.7, 5x12.7, -	40, 20, -	2	9


Hammer: COP 44,440 Ingers oil-Rand DHD 340A, DH4, Minroc 4 valveless, Compair Holman VOL 400
Diameter mm	Part No.	Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone)	Gauge buttons angle o (Outer, Inner, Cone)	Flushing holes (No. x size mm)	Weight approx. kg	Foot valve Part No.
Flat front: ROS
105	100-5105-34,24-20	8x14.5, - ,7x12.7, -	35, - , -	2	8.6
110	100-5110-34,24-20	8x14.5, - ,7x12.7, -	35, - , -	2	8.7
115	100-5115-34,24-20	8x14.5, - ,8x12.7, -	35, - , -	2	9
125	100-5125-34,24-20	8x14.5, - ,10x12.7, -	35, - , -	2	10.5
130	100-5130-34,24-20*	8x14.5, - ,10x12.7, -	35, - , -	2	11
140	100-5140-34-1218,08-20*	8x16.0, - ,9x14.5, -	35, - , -	2	11.5


Hammer: COP 44,440 Cont.
Diameter mm	Part No.	Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone)	Gauge buttons angle o (Outer, Inner, Cone)	Flushing holes (No. x size mm)	Weight approx. kg	Foot valve Part No.
Speed Bit
110	100-5110-34-55,24-20	8x14.5, - ,7x12.7, -	35, - , -	2	8.7	9237
115	100-5115-34-55,24-20	8x14.5, - ,8x12.7, -	35, - , -	2	9	9237
125	100-5125-34-55,24-20	8x14.5, - ,10x12.7, -	35, - , -	2	10.5	9237
130	100-5130-34-55,24-20	8x14.5, - ,10x12.7, -	35, - , -	2	11	9237
Convex front, Ballistic
105	100-5105-34-61,24-20	7x14.5 4x14.5 2x14.5, -	40, 20, -	2	8.2	9237
110	100-5110-34-61,24-20	7x14.5 4x14.5 2x14.5, -	40, 20, -	2	8.4	9237
115	100-5115-34-61,24-20	7x14.5 4x14.5 3x14.5, -	40, 20, -	2	8.5	9237
115	100-5115-34-2234,08-20	8x12.7 4x12.7 3x12.7, -	45, 30, -	2	9	9237
125	100-5125-34-61,24-20	9x12.7 6x12.7 5x12.7, -	40, 20, -	3	9.1	9237
130	100-5130-34-61,24-20*	9x12.7 6x12.7 5x12.7, -	40, 20, -	3	9.3	9237
Reaming bit for 104-115 mm pilot holes
165	100-5165-34-9102,08-20	14x16	35	2	15.9	9237


COP 54, 54Q, 54Q HD, Ingers oil-Rand DHD350R, DH5, Compair Holman VOL 500
Diameter mm	Part No.	Buttons x Button diam (Gauge outer, Gauge inner, Centre, Cone)	Gauge buttons angle o (Outer, Inner, Cone)	Flushing holes (No. x size mm)	Weight approx. kg	Foot valve Part No.
Flat front: ROS
130	100-5130-37,31-20	8x16, - ,8x14.5, -	35	2	15.4	9236
130	100-5130-37-1218,10-20	8x16, - ,8x14.5, -	35	2	15.4	9236
134	100-5134-37-1218,10-20	8x16, - ,8x14.5, -	35	2	16	9236
140	100-5140-37,31-20	8x16, - ,9x14.5, -	35	2	16.4	9236
140	100-5140-37-1218,10-20	8x16, - ,10x14.5, -	35	2	16.4	9236
146	100-5146-37-1218,10-20	8x16, - ,9x14.5, -	35	2	16.8	9236
152	100-5152-37-1217,08-20	8x16, - ,8x16, -	35	2	18.1	9236
Speed Bit
140	100-5140-37-55,31-20	8x16, - ,10x14.5, -	35	2	16.6	9236
140	100-5140-37-1248,10-20	8x16, - ,10x14.5, -	35	2	16.6	9236
Convex front, Ballistic
130	100-5130-37-2334,10-20	9x12.7, 6x12.7, 5x12.7	45, 30, -	3	15.4	9236
140	100-5140-37-2334,10-20	9x12.7, 6x12.7, 6x12.7	45, 30, -	3	16.6	9236
Concave front, Standard
140	100-5140-37-0218,10-20	8x16, - ,4x14.5, 4x14.5	35, - ,15	2	16	9236
149	100-5149-37-0218,10-20	8x16, - ,4x14.5, 4x14.5	35, - ,15	2	17	9236
152	100-5152-37-0217,08-20	8x16, - ,4x16, 4x16	35, - ,15	2	17.3	9236
Reaming bit for 110-125 mm pilot holes
203	100-5203-37-9108,08-20	24x16	35	4	28.6	9236

FAQ

The information you may like to know before order:

1. Methods of Payment:

T/T (Telegraphic Transfer) or Western Union or L/C at sight

2. Handling time for an order

Based on order quantity, normally it takes 25 days for production.

Only 2 or 3 days if we have stock on your request size.

3. Shipping way

Sample order: We suggest Courier express like DHL/UPS/TNT/FEDEX or by air

Bulk order: We suggest by air or by sea.

4. Quality Control

We have our own experienced QC.

There will be strict inspection and testing for every order before shipping out.

5. After Services:

1. Our sales team will response for your question within 24 hours (Holidays Excluded)

2. Technical Support will be available in any time

3. Free replacement will provide once the failure confirmed caused by our product quality

6. Quality & Service:

A. There will be strict inspection and testing for every order before shipping out.

B. Our sales team and Technical Support will response for your question within 24 hours through skype: ROSCHEN.TOOL and WhatsApp/Wechat: +86-13764195009

C. Free replacement will provide once the failure confirmed caused or our product quality; Not satisfied with a refund.

For more information, please contact:

ROSCHEN INC.

ROSCHEN GROUP LIMITED

ROSCHEN HOLDINGS LIMITED

Skype: ROSCHEN.TOOL , ROSCHEN_GROUP

WeChat: +86-137 6419 5009 ; +86-135 8585 5390

WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390

Email: roschen@roschen.com ; roschen@roschen.net

Website: http://www.roschen.com ; http://www.roschen.net

http://www.roschen.cn ; http://www.roschendrill.com

http://www.roschenmining.com ; http://www.roschendrilling.com

http://www.roschengroup.com

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