Best-Selling Dth Hammers And Bits - Concentric Casing System With Ring Bit – Spark

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To create more value for customers is our business philosophy; customer growing is our working chase for Ql80 Dth Hammer, Dhd 340 Dth Hammer, Drill Bits For Water Well Drilling, Normally to the majority of business users and traders to offer best quality goods and excellent company. Warmly welcome to join us, let's innovation collectively, to flying dream.

Best-Selling Dth Hammers And Bits - Concentric Casing System With Ring Bit – Spark Detail:

Application

Applied to over burden formation with complex topographic and geological conditions, such as gravel, fissured formation, boulder, landfill of construction etc.

Specification

	D		h	H	C	G
Specification	O. D. of Casing Tube (mm)	I.D. of Casing Tube(mm)	Wall thickness of casing (mm)	Max. O.D. of pilot bit (mm)	Ring Bit O.D. (mm)	Max. O.D. of Normal Bit (mm)	Hammer Type	Weight(kg)
TOP hammer type
P76/7-39	76	62	7	57	88	39	R32	3.2
P89/8-58	89	73	8	70	100	58	T38	5.8
P114/9-84	114	94	10	92	126	84	T45	7.5
P127/10-93	127	107	10	105	142	93	T45	10
P140/10-97	140	120	10	116	161	97	T45,T51	15
DTH hammer type
P114/9-84	114	94	10	94	126	84	COP34/COP32/DHD3.5	12
P127/10-93	127	107	10	105	142	93	COP34/COP32/DHD3.5	16
P140/10-97	140	120	10	116	161	97	COP44/DHD340/M40/SD4/QL40	21
P146/10-110	146	126	10	124	165	110	COP44/DHD340/M40/SD4/QL40	22
P168/12.7-127	168	142.6	12.7	141	188	127	COP54/DHD350/M50/SD5/QL50	27
P178/12.7-131	178	152.6	12.7	150	196	131	COP54/DHD350/M50/SD5/QL50	32.5
P194/12.7-145	194	168.6	12.7	166	214	145	COP64/DHD360/M60/SD6/QL60	42.5
P219/12.7-170	219	193.6	12.7	191	243	170	COP64/DHD360/M60/SD6/QL60	58
P245/12.7-195	245	219.6	12.7	214	268	195	DHD380/COP84/SD8/QL80	78
P254/12.7-203	254	228.6	12.7	224	276	203		84.5
P273/12.7-223	273	247.6	12.7	241	305	223		100
P325/12.7-276	325	299.6	12.7	292	350	276		135
P406/12.7-350	406	380.6	12.7	377	442	350	DHD112/QL120/SD12/N120	280
P508/12.7-416	508	482.6	12.7	478	545	416	DHD112/QL120/SD12/N120	522
P560/12.7-475	560	534.6	12.7	528	595	475	NUMA180SD18/Numa180/TH18/TS18/TK18	620
P610/12.7-513551	610	584.6	12.7	558	645	513	NUMA180	710

Operation Schematic Figure

Concentric casing - 1
Concentric casing - 2
Concentric casing - 3

Step1: The drilling in over burden formation is finished.

Step2: Reverse rotation of the hammer and pull the pilot bit out from the hole.

Step3: Replace the pilot bit with normal bit to continue drilling down.

Product Details

Concentric casing - 4
Concentric casing - 5

Product detail pictures:

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With our excellent administration, potent technical capability and strict top quality control technique, we go on to provide our consumers with trusted quality, reasonable price ranges and fantastic providers. We intention at becoming one among your most trusted partners and earning your fulfillment for Best-Selling Dth Hammers And Bits - Concentric Casing System With Ring Bit – Spark , The product will supply to all over the world, such as: Mecca, Mali, Algeria, We are introduced as a one of the growing manufacture supplier and export of our products. We have a team of dedicated trained professional who take care the quality and timely supply. If you are looking for Good Quality at a good price and timely delivery. Do contact us.

Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!

By Kim from Armenia - 2017.09.22 11:32

This company has a lot of ready-made options to choose and also could custom new program according to our demand, which is very nice to meet our needs.

By Delia Pesina from Korea - 2017.02.14 13:19

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