B87C Paving Breaker: Whole length: 686mm Total weight: 39kg Cylinder diameter: 63.5mm Working pressure: 0.63Mpa Impact energy: 100 +/- 10% J Impact power: 1.8 +/- 10% KW Impact frequency: 18 +/- 5% Hz Air consumption: 55 +/- 15% L/S Air pipe inner diameter: 19mm B67C Paving Breaker: Over Length(mm): 615 Total weight (kg): 30 Cylinder Dia. (mm): 50.8 Working pressure(Mpa): 0.63 Impact Energy (J): 37+10% Impact Power(Kw): 0.9+10% Blows frequency(Hz): 24+5% Air Consumption(L/S): 42+155 Shank size(mm): 32*152 Air Pipe Dia. (mm): 19 B47 paving Breaker: Weight(kg): 21.5 Length(mm): 550 Air consumption(L/S): 28 Impact Frequency(Hz): 21 Impact energy(J): e76 Bit Fixation style: Lock/Unlock Shank size(mm): 25*108 Air tube inner Dia. (mm): 19