The Linmac DP-925GAD-M is a gear driven heavy duty variable speed drill press. This premium drill press equips standard with MT#4 spindle taper, power feed and an auto reversing tap. Standard drilling capacity is up to 40mm (1-1/2”) for cast iron. The user friendly control interface comes with a speed potentiometer and digital read out for displaying actual quill RPM. The inverter variable speed allows users to drill and tap various steels at the proper speed. The variable speed adjustments can be done freely within the range by a speed potentiometer knob.