... , top quality, premium quality, super quality and advanced grain sampling systems from professional factory, dealer and franchiser, please ... with us.Grain sampling system is suitable for sampling grain and powder material such as soybean, corn, wheat etc. at ... Mode: Linear Drill Sampling.2. Sampling Material: Soybean, Corn, Wheat, Grain, Powder Material etc..3. Drive Mode: Power Drive, Pneumatic ...