Detecto scales...time-proven leaders in the clinical industry for these reasons: Accuracy - All Detecto scales are tested with weights traceable to the U.S. Bureau of Standards. Heavy-duty understructure - Detecto scales maintain pinpoint accuracy with a fabricated level system, enhanced by precision-ground, pressed-in knife edges that eliminate friction. Die-cast beam, aluminum on black insert, easily read from either side - makes weighing simple and fast. Factory assembly - With all sensitive parts assembled at the factory for guaranteed accuracy, Detecto eliminates complicated, time-consuming, on-site assembly and calibration. Delivered in two basic pieces, Detecto scales simple require attachment of the column to base. Interchangeable parts - Quality-controlled, factory-engineered parts facilitate service and repairs, translating into low maintenance costs. Service - Detecto maintains the largest service network in the clinical scale industry.