The EVS-1440B is engineered to maximize your shop's output. The D1 4 Spindle is precision ground for accuracy and supported by class 7 tapered roller bearings capable of a run out maximum of .0004". The 2 speed gearbox allows operators to easily work at low speeds from 40 to 365 RPM and at high speeds from 220 to 2,000 RPMs. V-way bed design is induction hardened and ground. Splined, not keyed, shafts are utilized. Independent leadscrew and feed rod. Adjustable gibs are incorporated in the carriage and slideways.