• Tungsten carbide tipped circular saw blades for Mitre saw machines in aluminum & plastic applications • -5° Negative hook angle • Trapizoidal toothing for cutting aluminium & plastics • Blades are made of hardened cold rolled steel • Expansion slots to take up the expansion of the steel when in use • Reducing rings (measurement D) are available for some blades to increase the inner diameter if needed • Packed in retail package