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) :
Hex Self Nuts, Pack of 10 M2 Nut CNC Aluminium Flange Nylon Lock Nut Self-Locking Metal Nuts Royal Blue : Amazon.de: DIY & Tools
12 x M4-12 pieces aluminium nuts, DIN 934, hexagonal nut, M4 (aluminium, M4) : Amazon.de: DIY & Tools
Pack of 10 M2 / M3 / M4 / M5 Aluminium Flange Nylon Insert Anti-Loop Nut Self-Sealing Hex Lock Nut Slip Lock Nut Blue Red Gold Black 4 Colours M2 Red :