Grain Probes & Triers

Seedburo offers a complete selection of grain probes and triers, the industry standard for accurate sampling of grain bins, rail cars, barges, and more. Built from durable brass or steel with options including open or closed handles, T-handles, auger tips, and partitioned designs up to 120" in length. All probes and triers are designed to meet USDA requirements and deliver consistent, reliable samples — proudly made in the USA.