Helley-Smith Hand-Held Sampler
Specially designed for collecting sand, silt, gravel, or rock debris carried by streams or immediately above their beds. Ideal for collecting bed load materials which have partial sizes or a density that does not allow great movement above or away from stream bed
Model 8015, Handheld: This is a 4 lb. (1.8 kg) handheld sampler with similar operating techniques and characteristics to BLM-84 (3"x 3" entrance opening) except with a 3.22 expansion ratio chamber. It comes with a 4 ft. to 8 ft. adjustable handle. It is made of stainless steel and uses the style #1 bag, 404-026, which is included in this package.
