Probe - Model GCL101 - Gamma Ray & Casing Collar Locator ??? HD ??? 1 3/8 in. Datasheet

The Gamma Ray & Casing Collar Locator (GCL001) is a combined Gamma Ray & CCL tool which provides a passive measurement of gamma radiation by means of a Sodium Iodine Scintillation Detector and identifies changes of metal thickness by means of a collar locator.