ASTM Grade 2 grau5 parafuso hexagonal
Standard GB, DIN, ISO, ASTM, ASME, UNC,BSW Size M3-M50 or non-standard as request&design 1/4″,1/2″, 1-1/2″, 5/16″,7/16″, 5/8″, 1-1/4″, 3/4″, 3/8″, 1″ Material Carbon steel, stainless steel, alloys steel etc. Grade 4.8 / 8.8 / 10.9 / 12.9, A2-70 / A4-80 Caixa de embalagem, caixa ou sacos plásticos, depois coloque paletes ou de acordo com a demanda dos clientes