Multiple Mortise & Tenon Attachment (MMTA) Instructional Video and User Guide Instructional Video Click on the links below to see the complete video or chapter videos. Click here to see M2 videos User Guide The MMTA User Guide is no longer available. Please click on the Parts List and Diagram link below for more information. Complete User Guide MMTA Parts List and Diagram For complete user instructions, see the M2 user guide page. If you unable to open a pdf, check that you have the latest version of Adobe Reader. If not, click on the icon below to download it from the Adobe website. If you have a technical question, email us at [email protected] or call us toll free 800-663-8932.