Machine Vise Rotary Jaw Milling Swivel Base Jaw Width (In.) 4 in Jaw Opening (In.) 4 in Throat Depth (In.) 1 7/16 in Overall Length (In.) 13.62 Overall Height (In.) 4.6 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 360 Degrees Swivel Base Fixed Jaw Has Four Faces with Different Jaw Options and Can Be Easily Rotated and Set as Per Requirement Hold Down Slot for Secure Clamping