Hex Washer Tapping Screw

• M4.8X25 IHWH TAPPING SCREW
  
  Features
  * Higher installation productivity , which could complete your roofing faster.
  * Chipless fastening , which drilling the screw into the corrugated metal roofing sheet without chip that prevent metal corrosion from rusting metal chips.
  * The screw could be used pcs by pcs or install as collated tapping screw to reduce user fatigue and increase productivity.
  
  Applications
  * Sheet metal on steel、aluminum or wood material.
  * Roof 、door frame and window where dry indoor environment applications.