Chemtronics-Circuit Works-Heat-Sink-Grease-Chemtronics-CT40-5-p-Chemtronics-Heat-Sink-Grease-creates-an-intimate-physical-junction-that-facilitates-heat-transfer-between-circuit-components-&-their-heat-sinks-p-Chemtronics-CT40-5-Circuit Works-Heat-Sink-Grease-142g