ISO 4014 Hexagon head bolts Key 18 and 12 Blank or white zinc-plated steel 8.8 M10X80, 3000 pcs./quarter M10X70, 3000 pcs./quarter M10X160, 3000 pcs./quarter M10X180, 3000 pcs./quarter M12X75, 3000 pcs./quarter M12X180, 1000 pz./bimestre ISO 4017 Hexagon head screws fully threaded Key 18 Blank or white zinc-plated steel 8.8 M12X25, 3000 pcs./quarter M12X30, 3000 pcs./quarter