Specification :

B77C, RB777, RB777C, B87C, G20, G10, B90, B67C, B47, TCA-7 are also sold by our company.
B77C Pneumatic breaker is used in the road construction and installation project.A top-filling lubricator reservior with capacity for a normal working shift.Steel Retainer which makes tool changing rapid and easy.More comfortable handle grips to absorb vibration.

Weight 38kg
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
Lubrication capacity 30ml
Shank Size 32* 160mm