Self-tapping screws are widely used in various manufacturing and construction projects because of their ability to create threads in materials like wood, metal and plastic.  
https://articles.abilogic.com/....674499/trouble-shoot
    	
 Self-tapping screws are widely used in various manufacturing and construction projects because of their ability to create threads in materials like wood, metal and plastic.  
https://articles.abilogic.com/....674499/trouble-shoot