HI looking for a door hinge jig to be used on a commercial carpentry basis. Seem to only get USA inch versions. Any aussie versions around ?

I recently purchased a HINGE BUTT TEMPLATE KIT (Porter Cable 59381). If any one is familiar w/this product I have a few questions. Are jamb gauges required to use this tool properly? And, The kit comes w/ a router template guide that seems to fit a porter cable style router plate. Is there a...