Hinge Plate Template and 12 T-slot ruler.
This Jig is designed for installing 35mm hinge base plates. Left side is for wood screws on Face frame and frameless cabinets ,The frameless side also installs inset doors. Use the ruler to locate, on the inside edge, where to place the plate to drill. Centering bit fit inside the holes, to guide the bit, so there is no wear on the acrylic.