Pocket Penetrometer[Sep. 11, 2009 2:18:45]
Specification
Lightweight, spring-operated penetrometer quickly measures compressive soil strength
Specifications:
• Indicates strength from 0 to 4.5 tons per sq ft.
• The reading is maintained until manually reset.
• Constructed from anodized aluminum and measures 61D4"L x 7D8" dia. Includes a carrying case with belt loop