B77C, RB777, RB777C, B87C, G20, G10, B90, B67C, B47, TCA-7 are also sold by our company. Specification: 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 Shank Size: 32mm * 160mm