(15) hole extraction: distribution box sheet metal processing is also called "reverse edge", which refers to the process of turning over the edge of a round hole on a workpiece by using a mold on a common stamping machine or other facilities. Process.

(16) Tapping: Refers to the process of machining threads on a workpiece.

(17) straightening: refers to the process of uneven workpiece before and after processing, and other mechanical equipment is used to level the workpiece.

(18) tooth return: refers to the process in which the stainless steel sheet metal processing factory carries out the second tooth repair to the workpiece with teeth first attacked.

(19) Drilling: refers to the process of using twist drills to open holes in workpieces on planers or milling machines.

(20) fillet: refers to the process of processing the bevel angle of the workpiece by using molds, cutters, electric grinders, etc.

(21) developing photo: refers to the process of using a mold to break through text, marks or other marks on a workpiece.

(22) through hole: refers to the process of machining holes with smooth finish on the workpiece by precision sheet metal processing manufacturers.

(23) Leveling: Refers to the process of connecting some form of artifact to a flat.

(24) punching mesh: refers to placing a die on an ordinary punching machine or a CNC machine tool to punch a mesh hole through the workpiece.

(25) drilling: refers to the process of using twist drill or turning tool to process small round holes on the workpiece into holes.