Four-blade propellers are commonly used in marine vessels, particularly in medium to large-sized vessels such as commercial ships, naval vessels, and passenger ferries. They are also used in some pleasure craft, particularly those that require high levels of maneuverability or have high power requirements..

The 5-blade propellers are almost strictly a ski propeller, where the low to mid-range pull is of main importance. Our five-blade propellers can be made with copper, aluminum alloy or stainless steeL...