Angle Clamp, 90 deg. , Material Cast Iron, Throat Depth (In. ) 7, Miter Capacity (In. ) 3-1/2, Jaw Height (In. ) 1-3/8, Jaw Length (In. ) 4, Spindle Copper Plated, Features Automatic Adjustment To Work Pieces Of Different Thicknesses, Function For Welding, Holding, Fixing, And Aligning Material At An Exact Right Angle