These are "T" type corner braces, not "L" type, you could find "L" type corner braces in our store
Include 8 packs 2" * 2" (50 mm X 50 mm) T corner braces and 8 packs 3-1/8" * 3-1/8" (80mm X 80mm) T corner braces
Material: The corner braces are made of iron and painted with black color
Screws are black, also made of iron
Thickness: 0.04"(1mm)
Hole diameter is 0.19"(4.8mm)
Screw length is 5-1/2"(14mm)
Two sizes "T" type corner braces are packed in one package, you have more choice to use on both small and large art frame
Made of normal stel and painted with black color, the black screws are made of iron
Used these to make photo frame, art frame, picture frame
Also could be used to serve wooden or plastic table, desk, windows, shelf, chair and so on
We also supply different picture hangers, corner braces, 304 stianless steel picture hanging wire cord, cord lock, picture hanger
with screw, complete rail hanging kit and so on,Pls find in our amazon store "DGOL" if you need

Package include:
8 packs 2" * 2" (50mm X 50mm) black painted iron "T" type corner braces
8 packs 3-1/8" * 3-1/8" (80mm X 80mm) black painted iron T" type corner braces
72 pcs M4 x 14mm black color iron screws