Bolton Tools QM16125 5 Inch Precision Milling Machine Vise

5 Inch Precision Milling Machine Vise | QM16125 FEATURES: Comes with swivel base, easy to read 0 – 360 degree scales. The accuracy of vise(parallelism and squareness) is 0.025mm/100mm. The special segment in the movable jaw forces the vertical pressure downward as the horizontal pressure works, so that the jaws will not lift the workpiece. Four positions allow extra capacity to change the opening of the jaws. SPECIFICATIONS: Jaw width: 5′. Jaw opening: 5-1/2″. Jaw Height: 1- 10/16″. Throat depth: 1-1/2″ Overall Base Width: 9.05″ Weight: 48 LBS.