My company has product patent right for this model.
Instruction
B77C Jack hammer is a ideal tool that break up concrete and other solid object in the road construction and installation.It has characteristic of simple structure,high efficiency and handy use . As long as fix a drill shank, turn on air source, then working.
Specification
Weight
|
39kg
|
---|---|
Length
|
763mm
|
Rammer dia
|
57mm
|
Rammer stroke
|
189mm
|
Air pressure
|
0.63Mpa
|
Impact frequency
|
18.3Hz
|
Air consumption
|
34L/s
|
Air pipe inner dia
|
19mm(3/4")
|
Lubrication capacity
|
30ml
|
Bit shank size
|
32*152mm
|