Two hand powered - 2 Arrow Model T50 Pro Heavy Duty Staplers.  Comes with a 10 x 5 x 2.5 inch Metal Box.  2 T-50 Staplers for hand stapling ceiling tiles, insulation, plastic sheathing and the like.  Staple like a pro.  Both are in excellent working order.  Half box of 9/16 staples for tile.  Takes 1/4 to 9/16" Arrow staples.  See photos.  Carrying box was a Swingline box converted to Arrow, works great.  We ship treasures daily~