Designed and built to be the heaviest, fastest, and highest performing machines available in the world at any price, the Onsrud Extreme Duty Series CNC Router is truly our "No-Compromises" model. We start with one of the largest standard machine frames offered anywhere in our marketplace today. The bridge on the E-Series has over double the machine frame of even our legendary C-Series models. The bridge and vertical columns are then mated to our one-piece, self-supportive, heat-treated, stress-relieved and normalized, internally-reinforced, thick-walled, engineered steel base for unrivaled stiffness, mass, rigidity, durability, feeds and speeds. We then use only the highest-end, top-shelf, non-proprietary and readily available components in the world today to offer you, the most technologically advanced Onsrud ever. Many of the standard features on the Extreme Series may be options and/or upgrades on our other C.R. Onsrud models, but they are not even offered by the competition. When you require unrivaled feed rates,machining speeds and rapid traverse rates,when your jobs demand the ability to run thelargest diameter tool and take the deepest,heaviest cuts in the most denseand unforgiving materials, whenyou insist on the highest possibleaccuracy and repeatability, whenyou want the best possible machinedfinish that tooling can provide... if you want thelowest operating maintenance cost, the lowest number of occurrences and the shortestduration of downtime... when you want to have the assurance and satisfaction of knowingbeyond a shadow of a doubt that you have purchased the biggest, heaviest, best built, fastest,most powerful, most durable and most productive machine available on the market today, thenthe C.R. Onsrud Extreme Series is for you. Extreme Series Models come standard with: ¥ An OSAI Series 10/510i Controller withcolor touch screen PC Interface. ¥ Optional FANUC 31i Controller systemwith PC interface ¥ A 18HP Continuous Duty 4-Pole,Reversible, Main Router Spindle withup to 50HP liquid cooled availablespindle options. ¥ An incredible 4000+ ipmmachining speed. ¥ The extra large frame that itshares with our 5-Axis models. ¥ Twin tables that can operatesimultaneously or independently. ¥ 12 Position, Servo Controlled,Aggregate Ready, Dynamic RotaryAutomatic Tool Changers. ¥ Larger available table sizes up to Twin8'X12' tables and over 8'X24' overall. ¥ Optional revolutionary multi-head,Dual Process technology, available onall Extreme Series models. *Call today for a quote