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This is an ASTM 200mm diameter stainless steel test sieve fitted with a 150 micron mesh.

This is an ASTM 200mm diameter stainless steel test sieve fitted with a 300 micron mesh.

This is an ASTM 200mm diameter stainless steel test sieve fitted with a 600 micron mesh.

This is an ASTM 200mm diameter stainless steel test sieve fitted with a 75 micron mesh.

This is British Standard BS 12, covering the requirements for the composition, manufacture, strength..

This is a 200mm diameter BS test sieve with a 300 micron mesh aperture, for fine sand/silt separatio..

This is a 200mm diameter BS test sieve with a 425 micron mesh aperture, a standard size in silt/sand..

This is a 200mm diameter BS test sieve with a 500 micron mesh aperture, used for fine sand grading t..

This is a 200mm diameter BS test sieve with a 600 micron mesh aperture, used for fine sand grading t..

This is a 200mm diameter BS test sieve with a 75 micron aperture, the conventional silt/clay boundar..

Portable rod-and-cone dynamic cone penetrometer driven into pavement or subgrade soil by a falling w..

The HC-DT52 is a wireless dynamic pile measuring instrument, a rugged tablet unit showing a pile-res..

The HC-DT58 is a dynamic measuring instrument for foundation piles, a rugged touchscreen tablet unit..

This is a borosilicate-glass Hubbard-Carmick specific gravity bottle used to determine the specific ..

A portable hand-operated DCP set in its wooden transport case, comprising an 8kg sliding drop-hammer..