WILLIS Model RD-1300H Radial Drill Press Willis radial arm drills include hardened and ground steel gears that run in an oil bath These radial drilling machines incorporate a spindle and quill made from hardened and ground alloy steel Spindle return tension is easily adjustable on our radial drills through a well-built return spring A Double wall column with an oversize bearing provides easy rotation and maximum stiffness on all Willis radial arm drilling machines Power-feed rates on these radial machines are easily selected and can be changed while spindle in running Limit switches on our radial arm drilling machines are used to prevent over travel with power-feed The radial arms are raised and lowered by a separate motor with safety nut for operation safety Limit switches prevent radial arm over travel Hardened steel wear strips for top of arm ways allow for smooth head travel A Flood coolant system is provided on all Willis radial arm drills Box tables with T-slots on both top and side surfaces are also standard on Willis radial arm drills Fluorescent work light is provided Toolbox, tools, and operator/parts manual is also provided on all Willis radial arm drilling machines