*Made of stainless steel 304, this product is the safest and strongest outdoor swing set. *They are pre-drilled for easy installation and can be used, swing hooks is suspension system for almost nonstop movements in security and easy hang in/out mechanism for the carabiner. *Ideal for multi-child swings, indoors or outdoors for sports playscape accessories, hammock cradle chair suspension hardware kit, porch swing, bench swing, yoga swing, hammock swing, porch swing springs, gymnastics rings equipment, swing seats belts, baby infant toddler buckets swings, nest , web, cocoons, a ez wood frame bracket, flying antigravity aerial yoga sling inversion, climbing rope ladder with platforms or hanging chair, sky chair, orbit, net, pod, swing-set brackets kit, door, swivel hook snap or other swing set stuff.hanging swing n slide bracket accessories or swings seat, also hangs commercial grade swings, trapeze rings swings, super spinner. *The working load limit AT A 1200 LB RATING, however the amount of weight the swing will actually be able to carry will depend on the size and weight capability of the beam that the swing hanger is attached to. Please ensure that the beam is properly sized and supported before installing. *The attachment bit is only used for drilling holes in wooden structures, not in concrete.