3'' Screwless Toolmaker Grinding Ground Vise .0002 Steel Tool Making Vise Tool Making Precision Grinding Vise Jaw Width: 3";Jaw Opening: 4";Jaw Depth: 1-3/8"; Angular Center Channel Provides Extra Jaw Capacity Vise is ground flat;Square and parallel within .0002";V-groove at movable jaw Jaw can be Opened and Closed without Unbolting vise from Work Surface Quantity: 1;Overall dimension: 3''L x 7-1/2''W x 3''H;Weight: 8.80 lbs