Needle slot on the neilsbed armor plate is usually milled one by one by milling machine controlled manually.

针床钢板上的针通常是由人控制用床一条条的，费费时，度低。

Packng tools, Packing cutter, Gasket cutter, SWG winding machine, bending machine, Groover, Angling machine, Double jacketed machine, Gasket cutting machine, Puncher, Calender, Braider and so on.

密封机械 ：盘根具，盘根切割具，垫片切割具，缠绕机，盘环机，机，倒角机，包覆机，双翦机，点焊机，冲齿机，辊压机，盘根编织机。