The machine is equipped with 833 mud boxes,providing all necessary equipment for field drilling fluid tests, in accordance with the recommended procedures of API13B-1 code. All instruments are contained in a specially designed stainless steel case.

Model 833 Field Portable Kits is a stainless steel box consists of MLN-4 Marsh Funnel Viscometer, XYM-2 Mud Balance, ZNH-1 Sand Content Kit, which can be used conveniently and credibly, and move flexibly and safely.