Bench Vise Attachment Overall Length 5 3/4 in Number of Mounting Holes 2 Material Cast Iron Attachment Type Bench Vise Attachment Overall Width 1 1/2 in Features Adjusting Knob Controls Continuous Heat Tolerance to 350 Degrees F Grooved Jaws Intermittent Heat up to 450 Degrees F Jaws are 2 in Tall 1 in Wide and Open to 2.875 in Single Knob Controls Head Movement Through 3-Planes 210 Degrees Tilt 360 Degrees Turn and 360 Degrees Rotation Overall Depth 8 5/8 in