Hexagonal Drilling Screws 6.3 x 25 DIN 7504 Form K, Self-Tapping A2 Stainless Steel (Pack of 20) - V2A Drywall Screws with Hexagonal Head and Collar for Soft Metals (e.g. Aluminium) :
X-DREE 100 Stück M3x10mm Sechskant-Antriebskappe Selbstschneidende Bohrschrauben 13mm Länge(100 Unids M3x10mm Cabeza Hexagonal Casquillo de cabeza Tornillos de perforación autorroscantes 13mm Longitud : Amazon.de: DIY & Tools