The C-40 CR is a special version of the C-40 that has been modified to be more resistant to corrosion. Choose this saw if you are using a diamond band saw in a corrosive environment such as salt water. This saw features all of the benefits of the regular C-40 with components upgraded to stainless steel or otherwise specially treated. This saw is also used extensively for cutting coral. FEATURES Simple construction with few moving parts New High Speed Motor for fastest cutting available Direct drive - no belts or pulleys Powerful motor located on top, away from the water Huge water reservoir under the work surface One square foot of unobstructed work surface Under table blade guide and new blade guide above table. The saw comes complete with one 37-inch circumference stainless steel diamond blade. Please note that this saw is factory built for Australian electrical requirements.