... , clapboard and flange of chemical machine, boiler, heat exchange etc. Applicable industry: Used for the drilling processing of tube plate, clapboard ... composite material 9)Can equip with other spear drilling system, directly drill hole to be formed, and with high efficiency and ... ×8650×31007750×8650×31007750×8150×3100Net weight of machine(T)≈40≈58≈60≈90 Movable Gantry Type CNC Drilling Machine