Method for Marking a Tool

Abstract

There is disclosed a method for marking a tool. The method includes the steps of forming a tool, hardening the tool, trimming the tool, providing the tool with a protection layer, printing the tool with a mark, and providing a transparent paint layer on both of the protection layer and the mark.

1 . A method for marking a tool, the method including the steps of:
 forming a tool;   hardening the tool;   trimming the tool;   providing the tool with a protection layer;   printing the tool with a mark; and   providing a transparent paint layer on both of the protection layer and the mark.   
     
     
         2 . The method according to  claim 1 , wherein the tool is selected from the group consisting of an extension rod, a socket, a wrench, a screwdriver and a screwdriver bit. 
     
     
         3 . The method according to  claim 1 , wherein the step of forming the tool includes at least one step selected from the group consisting of latching and casting. 
     
     
         4 . The method according to  claim 1 , wherein the step of hardening includes the step of thermal treatment. 
     
     
         5 . The method according to  claim 1 , wherein the step of trimming the tool includes at least one step selected from the group consisting of vibration grinding and polishing. 
     
     
         6 . The method according to  claim 1 , wherein the step of providing the protection layer is selected from the group consisting of anodizing and black dying. 
     
     
         7 . The method according to  claim 6 , wherein the step of black dying includes the step of providing a material selected from the group consisting of black dying and manganese phosphate. 
     
     
         8 . The method according to  claim 1 , wherein the mark includes at least one symbol selected from the group consisting of a letter, a numeral, a character and a pattern.