[90 DEGREE BENDING]We focus on achieving a 90 degree bend in each floating shelf hardware to ensure the stability of floating shelf bracket heavy duty,and we use a mold to test the 90 degree bends in the brackets for shelves before packaging.It is a very important role in ensuring that l brackets for shelves remain level (Wooden board do not include). All these ensures the stability and reliability of the black shelf bracket and gives you peace of mind when using our wall shelf brackets. [ADAPTABLE TO A VARIETY OF WALLS] Whether you are installing the hidden shelf brackets on drywall, brick, wood or concrete walls, SKYSEN's metal shelf brackets will fit perfectly, aligned with the studs. When installed in different rooms, the wall brackets serve different functional purposes. [3/16" THICKNESS MATERIAL] Our shelf brackets & supports is made of heavy-duty iron that is stamped and bent in one piece,so our floating shelves bracket are more resilient and not easy to break. Each pair of floating shelves hardware can hold up to 80 lbs. Our wall brackets for shelves are covered with a black spray coating, which makes heavy duty floating shelf bracket easier to clean, as well as waterproof and corrosion-resistant, ensure the working life of the shelf hardware. [WIDELY APPLICATIONS] We provide 4"/6"/8"/10"/12" brackets for floating shelves,iron shelf brackets be used according to different scenarios. The black metal shelf brackets can be used as 4 shelf brackets with one board if you need more load-bearing. The floating shelf bracket are suitable for storage room,living room,bedroom, bathroom, kitchen and corners,the floating shelf brackets can be used for storing storage baskets, handmade items,greenery,photo frames,books and miscellaneous items. [PROFESSIONAL CUSTOMER SERVICE] Our invisible shelf bracket are supplied with complete mounting accessories, if you find the shelf support bracket damaged or missing components after you receive it, please contact our team in time, we will follow up your problem within 24 hours. Thank you for using our floating shelf bracket heavy duty. Unleash the versatility of your spaces with our Heavy Duty Shelf Brackets. Engineered with superior strength and durability, these brackets feature a unique 5-hole design, providing enhanced stability for your shelves. The real hidden bracket design offers a clean and stylish touch, allowing the brackets to seamlessly blend with your decor.Capable of holding up to 100LBS per pair, these brackets can easily accommodate your heaviest items, providing a versatile solution for your shelving needs. Whether you have wooden walls, concrete walls, or plaster walls, our brackets are designed to offer extensive compatibility, meeting diverse installation requirements. Moreover, every bracket undergoes a 90-degree mold inspection for safety, so you can rest assured of a reliable and secure solution for your shelving needs.