Is designed to speed up your line drilling operations. It has a total of 21-spindles based on a 32mm centers. The spring-loaded index pin allows for accurate and convenient continuous line drilling operations. The precision rear aluminum fence with linear scale and (2) flip stops allow for precise and convenient setup. The complete back fence can be adjusted for various measurements from the edge of the panel to the holes. The precision boring head has interlocking steel gears with alternating spindles and accepts industry standard boring bits with 10mm shank. The convenient foot pedal initiates the drilling cycle so your hands can quickly adjust the workpiece to the next operation. The drilling unit moves up and down on high carbon anti-friction steel shafts with linear bearing for effortless movement.