PHC Box Cutter Knife HC-900, 12 Pack The HC-900 Handy Cutter, invented by Pacific Handy Cutter in 1950, was the original flat blade box cutter that changed the cutting world forever. This new economical cutting tool became an instant success in all industries. It is an easy to use, light weight all metal cutting tool. Just tap open to expose the blade and when done, tap to cover the blade. Features: Brushed Aluminum finish All metal construction Tap open, tap close Easy blade change Uses RB009 or RB012 Single Edge Blades Proudly made in the USA