BETTER Drilling Fluid Equipment offers a complete line of centrifugal sand pumps to suit for all kinds of drilling application. Size ranges from 3x2x13, 4x3x13, 5x4x14, 6x5x11, 6x5x14, 8x6x14, 10x8x14 to 14x12x22. Bare pumps, horizontal packages, and overhead belt drive type are availabe. Explosion-proof electric motors are available up to 350HP, in 1150, 1450, 1750 RPM at 50Hz or 60Hz. Equivalent ...