Drilling template
Hammond 1590B
60 x 111 x 31mm
Harmonic Percolator
Micro Toggle Switch
Recommended drill sizes:
Pots
7mm
Jacks
10mm
Footswitch
12mm
DC Socket
12mm
Switch
5mm
This template is a rough guide only. You should ensure correct marking of your
enclosure before drilling. You use this template at your own risk.
Pedal Parts Ltd can accept no responsibility for incorrect drilling of enclosures.
PedalParts.co.uk
It’s a good idea to drill the holes for the pots 8mm to give
yourself some wiggle room unless you’re a drill ninja
Top hole is for switch
mounted on same side of
the PCB as the pots.
Bottom one if mounting
on the other side.
32mm
8mm
19mm
