• Roctest - BOR-EX – Rod-Type Borehole Extensometer
    • Model: BOR-EX – Rod-Type Borehole Extensometer
      Country of Origiin: Canada
      Use:The Multiple-Point Borehole Extensometer (MPBX) Model BOR-EX allows for measurements of precise longitudinal dis-placements in rock, soil and concrete structures.

    • RocTest - BOF-EX – Retrievable Borehole Extensometer
    • Model: BOF-EX – Retrievable Borehole Extensometer
      Country of Origiin: Canada
      Use: The BOF-EX is a multiple-point single tube extensometer including outstanding features making it usable for numerous applications

    • RocTest - CONVEX-D Digital Tape Extensometer
    • Model: CONVEX-D Digital Tape Extensometer
      Country of Origiin: Canada
      Use: The CONVEX-D is a digital tape extensometer which quickly and accurately measures changes in distance between two reference points in any orientation.

    • RocTest - ERI Fill Extensometer
    • Model: ERI Fill Extensometer
      Country of Origiin: Canada
      Use: The ERI is a telescopic extensometer used to measure longitudinal displacements and axial deformations over long base lengths.
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    Small class | high density elec

    The high density resistivity instrument High density electrical apparatus is a traditional method based on the theory of a new generation of electrical equipment in the development of computer and information monitoring based on modern scie

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