Bakin kayan kwalliya bakin karfe na ƙarfe M10 M12 SS304 Farin Cikin Supowel Standard, Bakin Karfe, A4-70, A4-80, 4.8, A4-80, 4.8 6.8 8.8 10.9 10.9 Manufofin ingancin da aka ƙayyade 100% dubawa daga OQC kafin jigilar kaya. M, da kyau amfani da kayan masana'antar gina masana'antu, da sauransu wadanda ba ka'idojin da ba a bayyana su ba, bisa ga zane ko samfurori