Arsenal Clock

###For the Gooners out there, this is my version of the clock at Arsenal's Emirates Stadium.
###It is for laser cutting on 5 sheets of black A4 card joined together.
###Your CNC machine needs to be at least x=640mm y=510mm
###It uses a cheap clock mechanism you can get on Ebay for about £4 (search for 'clock mechanism')
###The card I used is 160gsm. (search Ebay for 'A4 black card')

###When you convert to gcode, you need to cut the red lines before the black lines.
###Don't output the yellow lines (they are just a guide for how to arrange the sheets).
###Line up the sheets edge-to-edge (don't overlap).
###The blue/purple lines in the hands are score cut only (to crease the paper to make the hands stiff)
###The minute hand is pink so you can cut that last.

###The hands have 7 layers on the 'blunt' end, in order to keep the weight balanced near the pivot, and adds stiffness and thickness.

###There are 2 versions of the file: One is exact A4 size (210 x 297mm) and the oth