PROVING RING PENETROMETER, Hub : Ir. Eddy Heryanto / 081395162454/ 085314977171[7 Oct. 2011, 20:29:03]
PROVING RING PENETROMETER for determining penetration resistance of soil layers. Type TT-270 , TT-271 penetration rod, penetration cone, holder, carrying case, proving ring, open end wrench, hubungi: Ir.eddy heryanto / 081395162454/ 02270304572 085314977171