8' x 19" Carlton Radial Arm Drill 8' Arm, 19" Column Specifications and Equipment Length of Arm: 8' Dia of Column: 19" Distance Spindle C/L to Column Face: 13 Min. - 96 Max. Distance Spindle to Base: 14 Min. - 78 Max. Working Surface of Base: 77" x 50" Vertical Travel of Arm on Column: 43" Spindle Travel: 20" Spindle Speeds (8): 24 - 900 RPM Spindle Feeds (18): 0.004 - 0.125/rev