2-50Pcs M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10 M12 Hexagon Bolts Black 304 Stainless Steel Computer Screws Hex Metal Bolt Allen ScrewHome Improvement > Hardware1,23 USD (≈ 1,10 €)1,48 USDDisponibileSold by AliExpress WWVai al negozio