4 Inch DTH Downhole Hammer with Drilling Bits for Square Hole

• Customization: Available
• Customized: Customized
• Type: Core Drill Bit
• Model NO.: 4 inch dth downhole hammer with drilling bits
• Material: Tungsten Carbide
• Usage: Masonry Drilling
• Series: CIR, Br, Cop, DHD, Mission, Ql, SD, Numa
• Certificate: ISO2000
• Mining Object: Coal Machinery
• Air Pressure: 1.8-2.5 MPa
• Transport Package: Plywood Box
• Specification: as per order quantity
• Trademark: none
• Origin: China
• HS Code: 82071990
• Production Capacity: 10000PCS Per Month

Product Description

4 inch dth downhole hammer with drilling bits for square hole




1. High and low air pressure down-the-hole drill bits
2. Low air pressure holeDia.: 65-220mm
3. High air pressure hole Dia.: 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...



High pressure dth bit
DTH bit is our company main product. After mang years search, we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.

If you interested in our product please contact freely.


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



About Us:
1. Our factory has been specialized in manufacturing drilling tools and spare parts since 1980.
2. We have advanced technology and equipment.
3. Our technician has more than 25 year's professional working experience.
4. Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA,
Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.
 

Description	Type		Model
2.5"Hammer	GD2.5	with foot valve	-
3.5"Hammer	GD3.5		DHD3.5
	HCD34		COP34
			COP32
4"Hammer	GD340	with foot valve	DHD340A,COP44
	GQM.TD40		COP44GOLD
	GF340AN	without foot valve	-
	GF.Mission40		Mission40
5"Hammer	GD350	with foot valve	DHD350R,COP54
	GQM.QL50		COP54QMGOLD
	GF350RN	without foot valve	-
	GF.Mission50		Mission50
	GF.QL50		-
6"Hammer	GD360	with foot valve	DHD360,COP64
	GQM.QL60		QL60
	GF360N	without foot valve	-
	GF.Mission60		Mission60
	GF.QL60		-
8"Hammer	GD380	with foot valve	DHD380,COP84
	GQM.QL80		QL80
	GF.QL80	without foot valve	-
	GF.Mission80		Mission80
2.5" DTH BIT	D=76		CWG76
	80
3.5" DTH BIT	D=90
	95		DHD3.5
	100
	105
4" DTH BIT	D=105
	108		DHD340A
	115		Mission40
	120		COP44
	125
	130
	D=105		TD40
	108
	115
	120
	125
	130
5" DTH BIT	D=133		DHD350R
	140		COP54
	148		QL50
	152		Mission50
6" DTH BIT	D=152
	155
	165
	171		Mission60
	178		QL60
	190
	203
	219
	254
8" DTH BIT	D=194
	200
	203
	216
	219		DHD380
	222		COP84
	235		QL80
	254		Mission80
	270
	305
	311
	325
	350

 

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, HD
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
SpeedBit
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, HD
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, HD
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
SpeedBit
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, HD
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.
SpeedBit
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, 54QHD, 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, HD;
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
SpeedBit
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