RC904-1Car Safety hammer For bus safety RC904-1Car Safety hammerThis is a kind of bus safety hammer.We specialize in producing complete sets of spare parts ... for Kinglong,Yutong,Higer,Golden Various of Car and Bus safety hammers,with different functions ,styles,colors...Safety hammer that can be equiped ... youcan use the hammer to break the window.this kind of safety hammer with theft -proof device Car ...