Pro-Lok BP201IC Blue Punch F/I-Core A2 System
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Although according to the manufacturer there is only one standard code bar which is stamped. They manipulate the standard code bar by grinding the sides to allow it to cut A3 or A4. According to the manufacturer, expect to have to do some minor depth adjustment on the machine (as the grinding process is less that exact) that you now have. The depth adjustment starts on page 21 of the BP201IC owner's manual as seen here: