Engineered to consistent performance and speed, Welfast Self Drilling Screws offer quality with precision. These are cold formed with rolled thread for superior strength and fast drilling performance. Strictly adhering to DIN Standards, Welfast Self Drilling Screws are available in a dynamic assembly of Hex, CSK-Philips, Truss & Pan Heads with lengths ranging from 13mm – 150mm. Additional options of thread types, drilling point lengths and coating value adds to selection.