Precise 4″ Ultra Precision Large Capacity Toolmaker’s Vise – 3900-2014

• Hardened and precision ground, HRC55~60.
• Jaw width is 100mm/3.94″.
• Tolerance is within .00012″(Parallelism) and .0002″ (Squareness).
• Jaw can be opened and closed without unbolting the vise from the work surface.
• The “no-rise” jaw construction exerts a continual downward pressure to the jaw, eliminating tilting & lifting.