Viti svasate bulloni a brugola autocoloranti NERO alta resistenza 12,9 M2-M12
Size: M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10 M12. Color: Black. Excessive torque (>20% of nominal value) can cause plastic deformation of the thread. Material: 12.9 grade high strength. ● Good quality.