M3,5 (3,5 mm x 8 mm) Schlitz-Senkkopf-Maschinenschraube – Edelstahl (A2) (20 Stück) : Amazon.de: Baumarkt
BlueXP Pack of 230 Black Screws Assortment M3.5 Wood Screws Round Head Self-Tapping Screws Coarse Thread Sheet Metal Screws Made of Carbon Steel with Countersunk Head 3.5 x 16/20/25/30/35/40/50 mm : Amazon.de: