Product Description used rock drill, portable hammer drill for sale DF-150 rock drill is widely used in rocky areas for water wells, blast hole, geothermal air-conditioning wells usages. 
Trailer mouted, easy to move. Work with DTH hammer and air compressor can drill very hard rock.  The most compact structure, less space occupied, small and portable type, very suitable for small business or drilling projects. Technical Parameter

1	Dimension(mm)	4300×1270×1500
2	Caliber(mm)	115~254
3	Max depth(m)	150
4	Walking speed(Km/h)	0-2
5	Feeding stroke(mm)	1500
6	Grade ability(°)	30
7	Work pressure(MPa)	1.0~2.0
8	Air consumption(m³/min)	10~20
9	Leg cylinder stroke(mm)	1600
10	Ground clearance(mm)	200
11	Diameter of the drill pipe(mm)	76/89/102
12	Axial pressure(N)	28000
13	Lifting force(N)	58000
14	Hoist(N)	15000
15	Rotary torque(Nm)	3600
16	Power(Kw)	24
17	Impact frequency	840/1500
18	Apply for rock hardness(f)	6~20

Detailed Image Our Company ZhengZhou Defy 12 years professional exporting experience, realiable drilling machine manufacturer since 1970S. Defy offer water well drilling machines drilling depth from 100m, 200m, 400m, 600m, 800m and 1500m. with 75-1500mm diameter. geotechnical core drilling machine from 0-3000m depth.  Spindle rotary type drilling machine, pneumatic air operated drilling machine, trailer, crawler, truck mounted drilling machine for your choices.  FAQ 1. Q: Whether you are a manufacture or trading company?
     A: We are a professional manufacturer of drilling equipment and you are welcomed to visit our factory at any time. We have the core technology and keep researching and developing all the time, to provide high quality products and best service.

2. Q:  I don't which machine to choose because of there are so many machines.
    A:  As a professional manufacturer, we provide turn-key solution of drilling machine. If you have any doubt about what type of the machine you need, send an email to us and your question will be solved quickly.

3. Q: I am not familar with a new machine, how to use it?
     A: First, the machine is not too complex to make people feel fuzzy. Second, we provide operation manual and DVD to guide you. Then, we also provide Free training in our factory if you were possible to come;

4. Q: How can I change the broken parts if the machine got problems?
    A:We provide some wearing parts for you when the first time you purchase goods from us;We also provide wearing parts for your choice.
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