Hold two workpieces one vise for double clamping capability. This TriMax M vise set includes two movable jaw sets with a fixed jaw set between them. Also includes base, two rigid slideways, one pair of 18mm positioning keys, two pairs of 12mm parallels, two work stops, and wrench. Two extended base lengths (758mm and 878mm) are available. Can be used in conjunction with the double clamping column for multiple vertical clamping.