Bates 300-HD stapler, heavy duty book binding stapler, staple 60 sheet signatures

Bates 300-HD "The Performer" heavy duty bookbinding stapler. This stapler has a 4 3/8" throat. It can handle signatures of 60 sheets using a 1/2" staple. The staples are readily available on amazon and elsewhere.

This is missing the rubber foot at the front of the stapler body as shown in the photos.