ISO 7380-1 A4

BKBM814 M8 x 14 mm [VPE 50]

BKBM820 M8 x 20 mm [VPE 50]

BKBM840 M8 x 40 mm [VPE 50]

BKBM850 M8 x 50 mm [VPE 50]

BKBM8100 M8 x 100 mm [VPE 10]