SPENCERS Automatic Knife Sharpener is furnished in a compact cabinet with superior finish. The instrument is mounted on rubber feet to absorb vibration for quite and smooth operation. Its imposing finish is easily to clean, resists chipping abrasions and chemical attacks. The knife is re-sharpened by clamping it in the knife holder at a fixed angle. The top cover of the instrument is closed during the honing procedure to ensure safe operation and to avoid dust and grinding particles being scattered over the work place. The knife strokes against a high frequency glass plate and exactly after an equivalent number of strokes on one side of knife edge , automatically flips the knife and hones the Knife edge on other side for the same interval. The stroking cycle is repeated continuously for duration set in the automatic electric timer. The automatic electric timer provides the option of automatic change over for reversal of one side of knife edge to other at regular intervals.