Machine Vise 2-Way Angular Swivel Base Jaw Width (In.) 4 in Jaw Opening (In.) 4 in Throat Depth (In.) 1 1/2 in Overall Length (In.) 14.57 Overall Height (In.) 5.43 Clamping Force (Lb.) - Jaw Deflection 0.006 in Per 4 in At 33 lb Load On Hand Crank Jaw Plate Square To 0.0012 in per 4 in Bed/Base Parallel To 0.0012 in Hold Down Slot for Secure Clamping Rotation Along 0 Degrees to 90 Degrees Vertical Scale Rotation Along 360 Degrees Swivel Base