Borehole submersible pumps for 6" (150mm) deep wells with various type of impellers made of Stainless Steel (SS). The specially designed robust and light weight SS Diffuser and Impeller can withstand all types of water corrosions. The stainless steel and hydraulic materials prevent the Impeller from clogging even after long stationary periods. The life span of the pump set is comparatively higher than the cast type pump sets.