TYPE: DTH BACK HAMMER
Length: 510mm-600mm
Diameter: 140mm-240mm
Thread: API 3 1/2’’ & API 4 1/2’’
Working pressure: 8 Bar
Processing Type: Forging
Back hammer
In case of jamming of any drilling tool in drilling process, the back hammer will help you to solve hat.
The back hammer may be mounted between the drill pipes and saver sub of drifter, thus creating a combined effect of effective reverse impact and vibration.
Sturdy and reliable, the back hammer is composed of three components and a plastic housing which acts both as an exhaust emissions guider and a muffler.
With regards to the maintenance,it's only necessary to keep it clean and the linking section well protected when the back hammer is not in use.
The Breakout bench is a tool that can save and re- cover a drill string stuck in a hole,
it can be easily fitted in a suitable tube joint between the drill support and the rotation head to provide an effective combination of backward hammering and vibration to loosen stuck drill strings.
Size | Pressure | Thread | Length | Diameter | KGS |
STRB140 | 8 bar | API 31/2 | 510 | 140 | 31 |
STRB160 | 8 bar | API 31/2 | 540 | 160 | 44 |
STRB190 | 8 bar | API 41/2 | 580 | 190 | 63 |
STRB240 | 8 bar | API 41/2 | 600 | 240 | 85 |
ADVANTAGES:
1.Saving money when drilling complex ground
2.Special heat treatment, strength the back hammer working life
3.Especially on mining, water well drilling, and quarry drilling & foundation work
4.Supply OEM service
5.Complete after sales service, solve problems within 24 hours