Product Code Product Description PRS-ZE0965 Surface Soil Sampler (Core Cutter), 3â?� dia. ASTM PRS-ZE0966 Spare Sampling Tube (Drive Cylinder), 3â?� (76.2 mm) x 70 mm high, ASTM, for PRS-ZE0965 PRS-ZE0967 Surface Soil Sampler (Core Cutter), 4â?� dia. ASTM PRS-ZE0968 Spare Sampling Tube (Drive Cylinder), 4â?� (101.6 mm) x 127 mm high, ASTM, for PRS-ZE0967 PRS-ZE0970 Surface Soil Sampler (Core Cutter) Set, 100 mm dia., BS PRS-ZE0975 Surface Soil Sampler (Core Cutter) Set, 150 mm dia., BS STANDARDS : ASTM D2937; CNR No.22; BS 1377:9 Surface Soil Sampler (Core Cutter) is used to determine the insitu density of soil by taking a standard volume of soil sample from the ground which is then removed, trimmed and weighed. The ASTM/CNR version, PRS-ZE0965 and PRS-ZE0967 Surface Soil Sampler (Core Cutter) consists of a drive head, 5 kg drive hammer and a thin wall sampling tube. 5 kg sliding weight drop hammer makes a free-fall on to the driving head which is placed on top of the sampling tube. Manufactured from steel and plated for corrosion resistance. PRS-ZE0970 BS Type 100 mm Surface Soil Sampler (Core Cutter) Set consists of a driving dolly, 13,5 kg driving rammer and 100 mm dia. x 130 mm high core cutter. PRS-ZE0975 BS Type 150 mm Surface Soil Sampler (Core Cutter) Set BS consits of a driving dolly, 16 kg driving rammer and 150 mm diax 180 mm high core cutter.