WTS Engeneering image of plotter firmware hdd , price - 0.3btc.

https://www.youtube.com/watch?v=SFBYfEREUVM&lc=UgyZnCluJlegrK9xBGV4AaABAg

After buyng you can multple clone hdd and sell it on ebay for 300$ each.

HDD HP 3XB77-67008/Y3T75-67008

MODEL NEPTUNE
6kd23-60008
3XB77-67008
Y3T75-67008

for

HP DesignJet T1700 1708
HP DesignJet z6
HP DesignJet z9+
HP DesignJet t1600
HP DesignJet t2600
HP DesignJet XL 3600 MFP