G12 Pneumatic hammerapplying:    1,Used in repairing shaft and breaking old road surface in municipal construction and destroying the former concrete base during the course of equipment installation in industrial and mineral enterprise.2,Products are widely used in quarrying,Website:http://www.nbydtools.com, mining, water conservancy, transportation, construction, military industry, geological exploration, metallurgical casting, and municipal engineering and other industries. Especially suitable for explosion-proof requirements, such as coal, mining and chemical field.technical data:   Overall length:570mmWeight:10kgImpact frequency:≥16HzImpact energy:≥45JAir consumption:≤26L/SPituitary diameter:38mmHose size:Φ16mmSpecification of drill shank:Φ24×70It is used our pressure:0.63Mpa