ROSCHEN GROUP
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SPT Sampler Automatic Trip Hammer For Standard Penetration Test Soil Investigation
SPT Automatic Trip Hammer composed of SPT Head, SPT Hammer, SPT Drill Rods
SPT Drive Rods
SPT Drive Rods are manufactured to connect with the SPT Split Tube Sampler and comply with the BS 1377: Part 9: 1990.
The rod O.D is 54mm with solid 1-1/2'' B.S. Whitworth male and female tool joints on each end. The tool joints are friction welded to the Rods and have a pair of spanner flats to facilitate handling.
The rod weights only 8.8kg per meter but is both stronger and stiffer. It has four kinds of standard lengths, like 3.0m, 1.5m, 1.0m and 0.75m.
