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Double Ring Infiltrometer rings made from 14 gauge MS sheet rolled and butt-welded. Hammering end reinforced with ½” iron strip and other end sharpened for smooth entry in to soil. Complete with one inner ring 30-cm dia.; one outer ring 45-cm dia. (Height of rings 30-cm); Driving Plate with Hammer; Float, Guide rod, Pointer Gauge & Stop watch.
