We are a professional Nov Mission pump manufacturer of China, foucing on manufacturing & supplying high quality(NOV Standard material and High Chrome material) pumps and service for oil and gas drilling, mining, and fluid pumping industry . Pump casing (housing) and Impeller ,stuffing box are will be the high chrome material. Our pumps are specifically designed to meet the needs and challenges of some of the most demanding industries, including horizontal directional drilling and well stimulation fracking. The pump size list: 3x2x13, 4x3x13, 5x4x14, 6x5x11,6x5x14, 8x6x11,8x6x14, 10x8x14, 12x10x23 to 14x12x22 .Some part also suit for MCM 250 pump.