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

针钢板上的针槽通常是由人控制用条条出来的，费费时，槽精度低。

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.

械 ：盘根具，盘根切割具，垫片切割具，缠绕，盘环，槽，倒角，包覆，双翦，点焊，冲齿，辊压，盘根编织。