Choose "self-tapping screws" or "drill tip screws" that are appropriate for the job.

When having to work installing or assembling workpieces with metal sheets You may be wondering if you should use "self-tapping screw" or "drill tip screw"? These two types are similar but have important differences as follows:

• Has a pointed tip but is not sharp enough to penetrate metal plates.
• Suitable for use with thin metal sheets. or that have pre-drilled holes
  
• When inserted into the hole, the threads inside the hole are cut to fit the screw. No support nut required.
  
• Usage work such as assembling control panels Attach the device to thin metal surfaces or wooden furniture.
  

Self Drilling Screw :

• Has a sharp tip similar to a drill. Can drill through metal sheets on its own.
• Suitable for use with thick metal sheets such as steel, galvanized steel, aluminum, and construction work.
  
• There is a special thread such as Hi-Low Thread to firmly adhere to the hole.
  
• Usage work such as fixing metal panels and installing metal sheet roofs. steel structure
  
  
  

        Choosing the right screws for the type of metal sheet and the job will help make the installation work safe, strong, and extend its lifespan. Therefore, consider the thickness. Type of metal Including the need to support weight from the work before deciding on screws.

Click here to buy tapping & self drilling screw

• Tapping Screw
• Self Drilling Screw