Ayyash built the bombs used in a number of Hamas suicide attacks : the Mehola Junction bombing , the Afula Bus massacre , the Hadera central station massacre , the Tel Aviv bus 5 massacre , the Egged bus 36 bombing , the Ramat Gan bus 20 bombing , and the Jerusalem bus 26 bombing . As part of a strategic alliance between Hamas and Palestinian Islamic Jihad , Ayyash built the bombs used by Islamic Jihad at the Beit Lid massacre
Mehola Junction bombing
Mehola Junction bombing
Yahya Ayyash