Heading machine; rolling machines; nyloc nut screws mechanical equipment; heading machine computer; drilling screw gasket wear machine; automatic detection and control equipment; ultrasonic cleaning machine; automatic design; automatic heading electrical box; Gongsu machine; oil filter oil machine; deoiling machine; automatic electrical accessories; hardware machinery fittings; electrical equipment; high speed heading machine head machine microcomputer controller; computer; cold heading machine head machine detector; detector; silver copper composite contact computer controller of heading machine can be installed using simple