Professional Picture Hanging Value Pack Kit, Will Not Damage Your Walls, Hangs 17 Works Of Art, Kit Has 12 Pieces Which Includes Three 20 LB Picture Hangers, Four 5/10 LB Picture Hangers, One 100 LB Picture Hanger, Three 30 LB Picture Hangers, Three 100 LB Nails & 17 Case Hardened Blue Steel Nails.