Key Machine Model 045HD Manual Duplicator. The real money-maker, the O45 is the perfect basic key duplicator, ideal for virtually any key cutting outlet. Economical, accurate, and simple to operate, the O45 is loaded with useful features any user will readily appreciate. Its performance tested design makes it excellent for either shop or mobile use and assures years of dependable service. Features: Wide spacing between vise jaws; accommodates new, longer key types. Dial type depth adjustment system; greatly simplifies calibration and improves accuracy. Ideal for shop or mobile use; efficient 1/4 HP motor willoperate with most inverters and generators that supply 500 watts (continuous) or higher output (115 Volt AC).