... means of a metal case and completely sealed high solution characteristicsCopes with high density mounting and is the optimum for mass ... Overtone /ATDimensionTape & ReelCertifications WTL Company profile WTL is professionally offering quartz crystals, filters, resonators, oscillators, TCXO, VCXO, SAW device, ... , 5*3.2mm,3.2*2.5mm) -Watch crystal / cylinder crystal/ tuning fork(2*6mm,3*8mm,2*6mm frog ...