10 Individually packed sets of Security Hangers and 1 wrench included. Each package contains all of the hardware needed to hang 1 frame. Great for hanging artwork or signage in earthquake zones, windy areas, boats, hotels, hospitals, children's rooms, or anywhere you do not the artwork to be easily knocked about or removed. This traditional security system has been the favorite of hotels, hospitals, and commercial office and retail buildings for decades. We assemble all hardware kits using top-quality screws and other components. Head of T screw inserts into bracket, which is screwed into backside of picture frame. The screw is then turned 90 degrees using special wrench. Recommended for frames up to approximately up to 24” x 36”, weighing up to approximately 25 lbs. (use additional support brackets for heavier/wider frames). Includes all pieces for security hanging of 10 wooden picture frames. Wrench included Includes 10 individually packed security hanging hardware. With 1 wrench. Each pack contains the following: (2) 3/4" x 1 1/2" wall brackets, (2) #10 x 1" screws, (2) wall bracket plastic anchors, (1) 1 3/4" T-Head screw, (1) Security Screw plastic anchor, (3) 5/8" x 2" mounting plates, and (6) #6 x 1/2" screws Reliable concealed security hardware eliminates damage, casual theft, or tampering of artwork by locking it to the wall. free steel security wrench included & Instructions Security hanging kit to prevent artwork theft and damage. One set supports up to 15 lbs. Prevents theft or shifting of artwork, mirrors, etc. with hidden tamper-proof hardware--great for earthquake zones, windy areas, signage, boats, children's rooms, moving walls and doors. The traditional JCAHO standard for hospitals, hotels, restaurants, galleries, offices, etc. Professional picture hangers used by installers, museums and art galleries.