159267, 175064, 189028, 406712, 580258101, 580258102. 159267, 189028, 406712, 531300765, 531307235, 532159267, 532189028, 532406712, 539111878, 580258101, 580258102, 581694101. Add that with our double bevel technology and the overall blade noise is reduced by up to 1.5 decibels.
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