Martin Yale """Martin Yale Model High-Speed Tabletop Letter Opener, 10 5/8, Gray (Pre62001)"""
"""Model 62001 High-Speed Tabletop Electric Letter OpenerFor large volume, high-speed processing. Automatically feeds and opens envelopes up to 1/4 thick. Opener accepts up to a 6 high stack of envelopes. Feeds, opens and stacks up to 17,500 envelopes..."