Reducing Washers

2 x 1-1/2 in 2 2 x 1-1/4 in 2 2 x 1/2 in 2 3/4 x 1/2 in 2 1 x 3/8 in 1 1-1/4 x 3/8 In 1 2 x 3/4 in 1 2-1/2 x 1-1/4 in 1 2-1/2 x 2 in 1 3 x 1-1/2 in 1 3 x 2 in 1 3 x 2-1/2 in 1 3/4 x 3/8 in 1 4 x 2 in 1 4 x 3 in 1 4 x 3-1/2 in 1