Fully adjustable fence system with easy to read scales in both inches and metric for quick setup and accurate boring. Heavy-duty cast-iron construction, machined with precision. Indexing pins to maintain correct spindle alignment for resuming line boring operations in long workpieces. Work stops on either end of the fence allow operator to line up work from the left or right for performing parallel boring patterns. Adjustable depth stop control. Powerful 1 1/2 HP motor delivers plenty of power and speed for multiple hole boring even in the toughest laminates. Manual operation requires minimal maintenance. Open base steel stand included. Drilling head can be easily removed and replaced with optional Blum style hinge boring attachment (item #75-445) without the need for special tools.