The Herty Gerty is a compact, hand-operated tubular key machine. Code cuts #137 standard tubular blanks - offsets left, offsets right, and even pin within a pin (requires accessory #CS). Cuts any spacing 0 to 360 degrees. The Herty Gerty may also be used to duplicate by using tubular key decoder which is included. Herty Gerty with standard cate by using the tubular key decoder which is included. Herty Gerty with standard cutter, dial, decoder & case.