... .20 years experience 4.ISO9001:2000 HSS Circular Saw Blade:1.HSS DMo5 2.Polished, VAPO,TIN ... , out Diameter 200-600mm, bore 25- HSS circular saw blades M2The saw blades used as ground face. It ... aluminum etc.Specification: Out Diameter 200-600mm, bore 25-50mm, thickness 1-5mmSurface coating: Original colour, ... suitable for cutting-off steels and alloys . The saw blades are used on manual , semi-automatic ...