Gear Driven Inverter Variable Speed Drill PressThe DP-925GAD is a gear driven heavy duty variable speed drill press. This premium drill press equips standard with MT#4 spindle taper, power feed and auto reversing tap. Standard drilling capacity is up to 40mm (1-1/2") for mild steel. 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, which extends tooling life and avoids unnecessary energy lost.