DIN 976 Stud bolts, metric thread A4 1.000 pcs. 12 x 170 mm 1.000 pcs. 12 x 270 mm 3.000 pcs. 12 x 410 mm 8.8. Hot dip galv. ISO 300 pcs. 12 x 250 mm 1.300 pcs. 20 x 500 mm