◈Make of high quality metal, Sturdy and durable.3-Layers Matte Black finish, ensure sturdiness & durability. ◈Include of Package: 30 x Shelf Support Angle Brackets +120 x Screws.Dimension: 40mmx 16mmx 40mm /1.57''x 0.63" x1.57''(L*W*H); Hole Diameter:5mm/0.2";Tickness: 2 mm/0.08 inch. ◈Wide Applications: straight braces can be applied in many different places to enforce flat angle joints. Work perfectly for a table, desk; reinforcing a broom closet door, flat surface joints, seams and cracks. Help sturdy up your bedframe, box, chest, furniture . ◈Easy to Install: Comes with mounting screw, easy to install. 【Simple Design】L Bracket Corner Brace are 4 holes in total, can better connect the two sides of the furniture joints, make the furniture more solid and stable, the furniture is fixed without displacement., Weight: 0.992080179 pounds, Manufacturer: WYSUMMER