My Machine
The following information will help you identify your machine.
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How Do I Find My Serial Number?
Facing the front of your machine, the serial number is located
at the top left side under the work-top. The serial plate is silver
and red and indicates your 5 digit number.
Pocket Cutter Machine Models:
TSM-11 Benchtop Pocket Cutter (Porter Cable 552)
This model was originally licensed to Porter Cable. When Castle reintroduced this benchtop model we changed the color from grey to green and made improvements including dust ports on the rear of the machine.
TSM-20 - Pocket Cutter
No longer in production, this popular table top model is green with an orange router carriage inside.
The last serial number produced for the TSM-20 was 50695.
TSM-21 - Pocket Cutter
The evolution of the TSM-20 shown above. This table top model is green with a yellow router carriage inside.
See notes below for machine variations.
NOTE: Serial numbers 50696-61064 use mead solenoids and brass SQE (exhaust) fittings on the drive cylinder.
NOTE: Serial numbers 61076 and above use Parker or Humphry solenoids.
NOTE: Serial numbers 64233 and below use Porter Cable motors.
NOTE: Serial numbers 64234 and above use Bosch motors.
TSM-31 and TSM-35 Heavy Duty Pocket Cutter
This machine has a gray electrical box on the front of the machine and open-top access to tooling. Both machines have Baldor Router motors and Sioux air drills.