3 Drawer Den.  Holds the following powers.  -0.50 to -6.00 in 1/4 D steps.  -6.00 to -12.00 in 1/2 D steps.  +0.50 to +8.00 in 1/4 D steps.  Powers doubled up in bins for +5.25 to +8.00.Dimensions: W 12 3/8", H 9 2/3", D 12 3/16