WÜPLAST® - Self-Tapping Pan Head Screw for Thermoplastics
Thread (d1): 2.5 mm
Material: Zinc-Plated Steel
Drive: TX7
Property class: 10.9
Head diameter (dk): 4.2 mm
Head height (k1): 1.72 mm
Recommended hole diameter 2 mm
for details please see page 5 in the Würth design guidlines