The term knurling designates the process and the part being formed. Knurling like thread rolling displaces the blank material when the knurl die or dies is pushed agianst the work piece.
Common types of knurls are shown below:
The term Knurling designates the process and the part being formed. Knurling like thread rolling displaces the material when the Knurl die is pushed against the work piece. Common type of Knurl dies are Straight Knurl, Diamond Knurl, Left Hand Knurl and Right Hand Knurl depending upon the suitability of the application. Knurl forms are extensively used in automotive and other industrial applications, also used as combination of machine screw and knurling in the machine assembly applications.