Plastic Cutter

This is just a cheap little knife with a sharp draw blade. You use it to score acrylic sheets (up to 1/4 inch or 6 mm) to cut them by snapping them along the score line like glass. This is easier than using a saw. Any make will do; this is a cheap one.

-- KK  

Plastic Cutter Tool
$7

Available from Amazon

Manufactured by Hyde Tools