(Automatic Microtome) : The Automatic Microtome Knife Sharpner provides a precise, efficient and safe method for honing Microtome Knives. It ensures a knife edge so perfect that no subsequent stropping is necessary. The knife edge is reconditioned to optimum sharpness which is of major importance to every laboratory, where materials are sectioned in routine for microscopic examinations. This Knife Sharpener is capable of sharpening knives up to and including 160 mm in length.