Vintage Attributed to Trimark Mid Century Modern Green Brutalist Steel Nail Square Glass Coffee Table. Item features army green finish to the steel nails, geometric sculpted base, beautiful .75" thick square glass top, and great modernist lines. Attributed to Tri-Mark. Circa Mid 20th Century. Measurements: 16.25" H X 29.75" W x 29.75" D. Base alone: 15.5" H x 19" W x 19" D.