DTH Drill Rods

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Website: http://sinodrills.org/2-2-dth-drill-rods.html

DTH drill rods transmit compressed air, so as to power the hammers to perform drilling works.

mm	mm	mm	mm	Joints connection
OD A	Wall thickness B	Effecitve length L	Wrench flat C/G	Pin-Box
76	5.5	1000/1500/2000 3000	57/65	2 3/8” REG
76	6.5	1000/1500/3000 4000/5000/6000	65	2 3/8” REG
89	5.5	1000/1500/2000 3000	65	2 3/8” REG, 2 3/8” IF
89	6.5	1000/1500/2000 3000/4500/6000	65	2 3/8” REG, 2 3/8” IF
102	6.5	1500/2000/3000 4000/5000/6000	75/83	2 7/8” REG
102	8.5	1500/2000/3000 4000/5000/6000	75/83	2 7/8” REG
114	6.5	1000/1500/2000 3000/4500/6000	89/95	3 1/2” REG, 2 7/8” IF, 3 1/2” IF
114	8.5	1500/2000/3000 4000/5000/6000	89/95	3 1/2” REG, 2 7/8” IF, 3 1/2” IF
127	10	3000/4000/5000 6000/8100/9140	89	3 1/2” REG, 4 1/2” REG,
127	19	3000/4000/5000 6000/8100/9140	89	3 1/2” REG, 4 1/2” REG,
140	11	3000/4000/5000 6000/8100/9140 10670	114	4 1/2” REG,
140	19	3000/4000/5000 6000/8100/9140 10670	114	4 1/2” REG,

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GSE Drill Pipe

Schramm Carousel style

mm	mm	mm	mm	mm	mm	Connection
OD A	Wall B	Length L	Across Flat C	Flat Length E	Recess Dia.G	Thread
89	9.35	6096	82	70	70	2 3/8”IF
89	8.56	6096	98	57	89	3 1/2” REG
89	8.56	7620	98	57	89	2 7/8”IF
89	8.56	7620	98	57	89	3 1/2” REG
89	8.56	7620	98	57	89	2 7/8”IF

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GSE Drill Pipe

Atlas copco-Ingersill Rand T4 IRT4

(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	Connection
Diameter A	Wall B	Length L	Wrench Flat E	Recess Dia. G	Across Hex M	Thread
102	8.38	6350	89	89	95	2 7/8” REG
102	8.38	7620	89	89	95	2 7/8” REG
114	8.56	6350	89	102	86	3 1/2” REG
114	8.56	6350	89	102	86	2 7/8” IF
114	8.56	7620	89	102	86	3 1/2” REG
114	8.56	7620	89	102	86	2 7/8” IF
114	12.70	7620	89	102	86	3 1/2” REG
114	19.05	6350	89	102	86	3 1/2” REG
114	19.05	7620	89	102	86	3 1/2” REG
127	9.19	6350	89	102	89	3 1/2” REG
127	9.19	7620	89	102	89	3 1/2” REG
127	12.70	6350	89	102	89	3 1/2” REG
127	19.05	7620	89	102	89	3 1/2” REG
127	12.70	6350	89	102	89	3 1/2” REG
127	12.70	7620	89	102	89	3 1/2” REG
140	12.70	6350	89	127	86	3 1/2”Beco
140	12.70	7620	89	127	86	3 1/2”Beco
140	12.70	6350	89	127	86	4FH
140	12.70	7620	89	127	86	4FH
140	19.05	6350	89	127	86	3 1/2”Beco
140	19.05	7620	89	127	86	3 1/2”Beco
140	19.05	6350	89	127	86	4FH
140	19.05	7620	89	127	86	4FH

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GSE Drill Pipe

Schramm T64 Style

mm	mm	mm	mm	mm	mm	Thread
OD A	Wall B	Length L	Across Flat C	Flat Length E	Dist From Shoulder G	Connection
114	8.5	6000	98	51	95	3 1/2” REG
114	8.5	6000	45	51	57	3 1/2” REG

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GSE Drill Pipe

Drill Pipe for CP650

mm	mm	mm	mm	mm	mm	Connection
OD A	Wall B	Length L	Across Flat C	Flat Length E	Dist From Shoulder G	Thread
114	8.56	6096	95	38	152	3 1/2” REG
114	8.56	6096	95	38	152	3 1/2” REG

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GSE Drill Pipe

Drill Pipes for CM (CM760/780)

mm	mm	mm	mm	mm	mm	Connection
OD A	Wall B	Length L	Across Flat C	Flat Length D	Across Flat E	thread
102	8.5	4400	86	76	76	2 1/2”Z, 3 1/2” REG
102	8.5	5000	86	76	76	2 1/2”Z, 3 1/2” REG

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GSE Drill Pipe

Atlas Copco Roc F6/L6/L8

(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	Connection
OD A	Wall B	Length L	Across Flat C	Flat Length E	Across Flat G	Thread
76	6.3	4000	——	——	——	2 3/8” REG
76	6.3	5000	——	——	——	2 3/8” REG
89	6.3	4000	——	——	——	2 3/8” REG
89	6.3	5000	——	——	——	2 3/8” REG
89	6.3	6000	——	——	——	2 3/8” REG
89	8.8	6000	——	——	——	2 3/8” REG
102	6.3	4000	——	——	——	2 7/8” REG
102	6.3	5000	——	——	——	2 7/8” REG
102	6.3	6000	——	——	——	2 7/8” REG
114	6.3	6000	——	——	——	3 1/2” REG
114	8.8	6000	——	——	——	3 1/2” REG
114	8.8	6000	——	——	——	4 1/2” REG

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GSE Drill Pipe

Drill Pipes for Sandvik/Drilltech D25/D40K

(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	Connection
OD A	Wall B	Length L	Across Flat C	Flat Length E	Across Flat G	thread
89	8.00	6096	70	317.5	83	2 3/8”IF
114	8.56	6096	76	317.5	102	3 1/2”REG
114	8.56	6096	76	317.5	102	2 7/8”IF
114	8.56	7620	76	317.5	102	3 1/2”REG
114	8.56	7620	76	317.5	102	2 7/8”IF
114	8.56	9144	76	317.5	102	3 1/2”REG
114	12.7	7620	76	317.5	102	3 1/2”REG
114	12.7	9144	76	317.5	102	3 1/2”REG
114	19.05	7620	76	317.5	102	3 1/2”REG
127	12.7	7620	76	317.5	102	3 1/2”REG
127	12.7	9144	76	317.5	102	3 1/2”REG
127	19.05	9144	76	317.5	102	3 1/2”REG
127	19.05	7625	76	317.5	117	3 1/2”Beco
140	19.05	7625	76	317.5	117	3 1/2”Beco
140	19.05	9144	76	317.5	117	3 1/2”Beco

Industries We Serve

Our rock drilling equipment can be applied in various industries, doing rock drilling and crushing duties for digging, blasting, etc.
We mainly offer 4 series of rock drilling tools: top hammer drilling tools, down-the-hole (DTH) drilling tools, self-drilling anchor system and drag bits.

Tunnelling

Water Well，Geothermal well drilling

Quarry/Aggregate

Mining

Construction