3" Precision Grinding Screwless Mini Insert Vise Toolmaker Steel .0002"

[MATERIAL]: Made of high-quality alloy steel, HRC:58-62. [SIZE]: Jaw width: 3",Jaw opening: 4", Jaw depth: 1-3/8", Weight: 8.8 lbs. [SURFACE PROCESS]: All surfaces are hardened and precision ground. [ACCURACY]: Square and parallel to accuracy of ±0.0002 inches. [EASY TO USE]: Fast clamping, flexible operation. Jaws can be opened and closed without unbolting the vise from the work surface. [V-GROOVE]: "V" way allows for the holding of square and round parts vertically and horizontally.