Platinum tools jh12-100 standard 12(3/4”) - box of 100 traditional style, construction grade, multi-purpose j-hooks provide stress free cable support and help organize and build a distribution pathway for various types of cables.The perfect solution for heavy duty hanging applications.Popular uses are for above suspended ceilings, below raised floors.Perfect for the garage and shop too! pre-assembled with rivet.All steel construction.Ul and cul listed.Construction grade zinc chromate coating