Find just the right working height under a microscope with this vise. When a workpiece call for a lower height, the Low Profile Vise provides a comfortable 6" (150 mm) of space for a proper view and position. This vise has the same jaw size and capacity as the MagnaBlock, yet is 1.5" shorter. Top half of vise rotates while bottom half remains stationary. Add the turntable base (#003-616-V2) for whole vise rotation. Includes upper jaw plates, 5 pins, base, 1 plastic hex key and wrench.