BIALFA COBALT M42 27 X 0.9 X 10/14 2670
BIALFA COBALT M42 27 X 0.9 X 4/6 2670
BIALFA COBALT M42 27 X 0.9 X 5/8 2670
BIALFA COBALT M42 27 X 0.9 X 6/10 2670