About this itemRugged durability and the power of B8 Powercrown staples. Lever action plier provides comfortable, easy-to-squeeze power for stapling. NoJam™ mechanism virtually eliminates staple jams to increase productivity. Opens for tacking. Plastic/metal construction. 2 1/2" throat depth. Removable pusher assembly for easy rear loading of a full strip (210) 1/4" and 3/8" heavy-duty staples.