Heavy-duty riffle box (sample splitter) used to divide bulk soil, sand, or aggregate samples into representative, equal portions for laboratory testing — essential for accurate gradation, moisture content, and specific gravity testing per ASTM C702 / BS 812 standards.
Features:
Powder-coated steel construction (blue) for durability
Multiple evenly spaced chutes for consistent sample division
Comes with two collection pans/trays
Compact, stackable design for lab or field use