Rectangular & Square Hollow

20 x 20 x 3.0
mill

25 x 25 x 1.6
mill

32 x 32 x 3.0
mill

40 x 40 x 1.6
mill

40 x 40 x 3.0
mill

45 x 45 x 1.6
c/a, mill

50 x 25 x 1.6
mill

50 x 25 x 3.0
mill

50 x 50 x 1.6
mill

50 x 50 x 3.0
mill