Weight ¡Ö 26 kg Length 661mm Cylinder dia 80mm Piston stroke 60mm Air pressure 0.4-0.63MPa Impact frequency ¡Ý 37Hz Air consumption¡Ü81L/S Air pipe (inner dia)25mm Water pipe dia 13mm Bore dia 34-42mm Shank dimensions 22¡Á108¡À1mm¡Ámm Bore dia 34-42mm Shank dimensions(hex¡Álength) 22¡Á108¡À1mm¡Ámm