The Gralab 300 Electric Timer is used for accurate timing of the penetrant inspection process. It has a two handed luminous dial, which permits the selection of any time interval from 1 second to 60 minutes. The timer has a built-in end of cycle buzzer. The luminous dial glows for 20-30 minutes and is rechargable with incandescent or fluorescent light.
Catalog No. N410544001
