YT24 YT24 rock drill is a kind of high efficiency air leg rock drill xxxxx is mainly used for blasting holes and other drilling works in a quarries, railway construction, water conservancy construction and defence project facility. It can perform drilling under medium hard or hard rock( f= 8-18) at any direction angles specification Weight ¡ à 24 kg Length ¡ ¡ ¡ ¡ 678mm Cylinder dia ¡ ¡ ¡ ¡ 70mm Pistonstroke ¡ ¡ 70mm Air pressure 0.4¡ ª 0.63MPa Impact frequencey ¡ à 31Hz Air consumption ¡ à 66.7 L/ S Air pipe ( inner dia) 19mm Water pipe ( inner dia) 13mm Bore dia 34-42mm Shank dimensions( hex¡ à length) 22¡ à 108 mm¡ à mm Model FY200B oil lubricator Oil capacity 0.2L Air leg FT140B FT140BD length 1687mm 1400mm Propulsion stroke 1250mm 965mm cylinder inner dia 60mm 60mm weight ¡ à 15.6kg ¡ à 13.9 kg