GM TUMBLER DECODER SET - HP GMTD-5

ﾕ Inexpensive set of gauges that eliminate the guesswork when reading the tumblers on 6-cut single sided GM keys ﾕ No need to take apart lock plug or waste key blanks by ﾓeye-ballingﾔ the depths ﾕ Simply press the side bar and rake the tumblers until the side bar moves inward to the unlocked position ﾕ Place the gauge pin over each wafer until the shoulder stop butts against top of plug ﾕ Works with all codes associated with Depth & Space Data DSD 36 & HPC Code Cards C25 and P25