Product Details

Specifications

Well dth Hammer:
1.efficient energy transfer
2.faster drilling speed
3.lower oil consumption
4.longer life

Product Description

Water Well Oil Well Fast Drill DTH Hammer :

1. 10 years manufacturing experience;

2. Certificate: ISO9001:2008

3. Material: Carbide

4. Manufacturer

5. Accept OEM for all sizes.

It has the following advantages:

Valveless air distribution. More reliable.
Simple design of the piston, long life.
More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption.
Fewer internal parts, simple structure, longer life, less failure and easier to maintain because all the parts are heat treated.
Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.

5"-6" Water Well DTH Hammer Technical Data:

High Air Pressure without Foot Valve DTH Hammers
Items	Length (without Bit)	Weight (Without Bit)	External Diameter	Bit Shank	Hole Range	Connection Thread	Working Pressure
ND25A	872mm	16.00Kg	71mm	ND25	76-90	T42101.5	1.0-1.5Mpa
ND35A	888mm	25.00Kg	82mm	IR3.5	90-115	API 2 3/8"Reg	1.0-1.5Mpa
ND45A	1011mm	43.20Kg	99mm	Cop44 DHD340	110-135	API 2 3/8"Reg	1.0-2.5Mpa
ND45S	986mm	37.00Kg	92mm	Cop44 DHD340	105-120	API 2 3/8"Reg	1.0-2.5Mpa
NSD4A	1012mm	40.00Kg	99mm	SD4	110-135	API 2 3/8"Reg	1.0-2.5Mpa
NQL4A	1070mm	40.00Kg	99mm	QL40	110-135	API 2 3/8"Reg	1.0-2.5Mpa
NM4A	1005mm	40.00Kg	99mm	HM4	110-135	API 2 3/8"Reg	1.0-2.5Mpa
ND55A	1110mm	69.00Kg	125mm	Cop54 DHD350R	135-155	API 2 3/8"Reg API 3 1/2"Reg	1.0-2.5Mpa
ND55S	1110mm	66.00Kg	116mm	Cop54 DHD350R	127-145	API 2 3/8"Reg API 3 1/2"Reg	1.0-2.5Mpa
ND55CA	1102mm	68.00Kg	125mm	Cop55C DHD350Q	135-155	API 2 3/8"Reg API 3 1/2"Reg	1.0-2.5Mpa
NSD5A	1090mm	70.00Kg	125mm	SD5	135-155	API 2 3/8"Reg API 3 1/2"Reg	1.0-2.5Mpa
NQL5A	1090mm	67.00Kg	125mm	QL50	135-155	API 2 3/8"Reg API 3 1/2"Reg	1.0-2.5Mpa
NM5A	1110mm	68.50Kg	125mm	HM5	135-155	API 2 3/8"Reg API 3 1/2"Reg	1.0-2.5Mpa
ND65A	1238mm	98.00Kg	142mm	Cop64 DHD360	155-203	API 3 1/2"Reg	1.0-2.5Mpa
NSD6A	1182mm	90.00Kg	146mm	SD6	155-203	API 3 1/2"Reg	1.0-2.5Mpa
NQL6A	1183mm	92.00Kg	146mm	QL60	155-203	API 3 1/2"Reg	1.0-2.5Mpa
NM6A	1161mm	90.00Kg	146mm	HM6	155-203	API 3 1/2"Reg	1.0-2.5Mpa
ND75A	1258mm	120.00Kg	165mm	Cop64 DHD360	175-216	API 3 1/2"Reg	1.0-2.5Mpa
ND85A	1359mm	175.00Kg	180mm	Cop84 DHD380	195-254	API 4 1/2"Reg	1.0-2.5Mpa
NSD8A	1330mm	174.00Kg	180mm	SD8	195-254	API 4 1/2"Reg	1.0-2.5Mpa
NQL8A	1330mm	171.00Kg	180mm	QL80	195-254	API 4 1/2"Reg	1.0-2.5Mpa
NM8A	1338mm	176.00Kg	180mm	HM8	195-254	API 4 1/2"Reg	1.0-2.5Mpa
NQL95A	1340mm	203.00Kg	203mm	QL80	216-254	API 4 1/2"Reg	1.0-2.5Mpa
NSD10A	1525mm	316.00Kg	226mm	SD10	254-311	API 6 5/8"Reg	1.0-2.5Mpa
NN100A	1545mm	305.00Kg	226mm	NUMA100	254-311	API 6 5/8"Reg	1.0-2.5Mpa
ND1120A	1880mm	474.00Kg	275mm	DHD1120	305-445	API 6 5/8"Reg	1.0-2.5Mpa
NSD12A	1860mm	480.00Kg	275mm	SD12	305-445	API 6 5/8"Reg	1.0-2.5Mpa
NN120A	1880mm	475.00Kg	275mm	NUMA120	305-445	API 6 5/8"Reg	1.0-2.5Mpa
NN125A	1880mm	470.00Kg	275mm	NUMA125	305-445	API 6 5/8"Reg	1.0-2.5Mpa