BSDMAdequate for measurement of depth of horizon cave Please refer to the catalog for more specific dimensions and details. BSDM: Specifications (Unit: mm) Model Measuring length Minimum reading Instrumental error Weight A B C D E F G BSDM15 150 0. 02 [Division of 49 mm into 50 equal parts] 0. 03 270g 260 100 11 4 8 15 Approximately 11 BSDM20 200 290g 310 BSDM30 300 0. 04 320g 410
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