ASTM daraja la 2 daraja5 hexagonal bolt
Kiwango cha GB, DIN, ISO, ASTM, ASME, UNC, BSW size M3-M50 au isiyo ya kawaida kama ombi na muundo 1/4 ″, 1/2 ″, 1-1/2 ″, 5/16 ″, 7/16 ″, 5/8 ″, 1-1/4 ″, 3/4 ″, chuma cha 2/8, chuma cha STBOB. / 10.9 / 12.9, A2-70 / A4-80 sanduku la kufunga, katoni au mifuko ya plastiki, kisha weka pallets, au kulingana na mahitaji ya wateja