Aftermarket Shearex mulcher teeth and planer knives, for two distinct machine families: VM series excavator mulchers and HM series forestry drum mulchers, so check your model plate before ordering. The SFL01 planer knife is a 3 inch tempered blade for a fine mulch finish, interchange number SFL01-20, and ships without hardware: you need an M20-1.5 x 100mm hex bolt, an M20 Nord-Lock washer and an M20-1.5 nut, all stocked separately. Running a different model or need a part not listed here? Send us the machine model and a photo of the old part, call 866-629-6062, or browse the full mulcher teeth and knives range.