Direct Part Marking – Variety of ProcessesPublished by Marc Steele on February 24, 2021February 24, 2021 Categories: AdsFAQ - CMT basic company informationFAQ - Frequently Asked QuestionsMisc Tags: Columbia Marking Toolsdirect part markingDPM Marc Steele Marc has been in the marking business for over 15 years. He provides technical assistance through emails and online chat.