The alpha silencer III is a technologically advanced blade that produces excellent cuts while achieving superior cost performance with reduced noise levels. The uniquely designed core is made of two hardened steel sheets with a thin copper sheet laminated between them. This special construction dissipates the usually high noisemon to this application. The alpha silencer III is equipped with a 60mm arbor. Specially formulated, the alpha silencer III will provide excellent cost performance and reduce noise levels while maintaining a high quality cut. Alpha professional tools has also determined that the silencer III for porcelain after extensive testing, is the perfect blade to cut crystallized glass.