When you need a portable, stable vise!

• The 310 Surface Plate Base Mount has a precision cast iron flat surface (Blanchard ground) ideal for layout work and for use as a portable work station.
• Square surface: 10.75” (273.1 mm) x 10.75” (273.1 mm).
• Corner surface is drilled and tapped with three 1/4-20 holes evenly spaced on a 4.3125” (109.5 mm) bolt circle.
• Includes four non-marring, antiskid pads.
• Height: 1.25” (31.8 mm). Weight: 10 lbs. (4.5 kg).