MroMax 2Pcs Invisible Floating Shelf Brackets 76mmx103mm Adjustable Hidden Blind Supports for Concealed Shelves Silver Tone

Specifications: Material: Carbon Steel Finish: Nickel plated Color: Silver Tone Shaft Diameter: 12mm / 0.47inch. Size(Approx.): 76 x 20x 103mm/3 x 0.8 x 4.1inch(L*W*H) Package Content: 2Pcs x Concealed Bracket INSTALLATION GUIDE Tools: 1.Every bracket will need screws x2, anchors x2, washer x2. 2.You need to have Level, Drill, Electric Screwdriver, Hammer. (You may need drill press if the shelf is DIY) STEP: 1.Drill holes on wall - You should use level to mark cross on the wall to make sure you drill the holes in the right place. 2.Install the bracket - You can use washers to help the bracket install tightly. Electric screwdriver is highly recommended. 3.Adjustment - Slightly adjust the rod and height of bracket. 4.Insert the shelf - Just simply put it in, what is more important is to prepare slot for the bracket. Not only for the rods, but also for hole bracket.