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Specifications

B77C  jack hammer
name,  Jack Hammer, pneumatic hammer, paving breaker, pneumatic pick, jack hammer, pneumatic breaker, concrete breaker, air breaker, breaker, pneumatic jack hammer, pneumatic tool, air hammer, tamping rammer, chipping hammer, forging jack hammer, rock breaker, air drill, road breaker, breaker tools

  B77C Jack Hammer

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