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Used to determine initial and final set times of Portland cement, masonry cement, hydraulic hydrated lime and certain mortars. Comprised of two stainless steel needles with 0.0375" (4.8mm) cylindrical flat-end needles. One is 1/12" (2.12mm) dia. 1/4lb. (113.4g) weight for initial set. The second is 1/24" (1.06mm) dia., 1lb (453.6g) weight for final set.
Measures inches and millimeters includes batteries and AC adapter.
Packaged 10 per bag. Stainless steel contact points with knurled and threaded ends
Reversible stainless steel plunger with 10mm dia. on one end and 1mm dia. needle on other
Used to determine initial and final set times of cements and mortar
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