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3" (76.2mm) Drive Head For determining in-place density of soil by driving a thin-walled tube into the soil mass to obtain a relativity undisturbed sample. Typically used to verify compacted fill placement, or to obtain samples from the bottom of shallow excavations. Zinc-plated, steel drive head and sliding weight hammer used with separately ordered drive tubes. Drive head, 10 lb., has shock reducing spring to guard against fatigue failure. Meet ASTM D2937.
$208.00 Add to Order
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Same as above but with 4" (101.6mm) Drive Head
$200.00 Add to Order
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for use with H-4203.3 Drive Sampler, 3" (76.2mm) x 2.75" (69.9mm) length, (3" x 0.01 ft3).
$8.50 Add to Order
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for use with H-4203.4 Drive Sampler, 4" (101.6mm) x 5" (127mm) length, (4" x 0.033 ft3).
$7.90 Add to Order