3M 45095, Roloc Disc Pad TR, Medium 2 in 1/4-20 Internal, 7000045282 
Insize 7302-SPC3B, DATA OUTPUT CABLE, for digital indicators, 6940561923360
$145.31
Data can be transferred as keyboard signal to Excel, Word, txt and other files
Suitable for any softwares which can receive keyboard signal
There is no need to install drivers and softwares
Optional accessories: foot switch (part no.7304-2), hub (part no.7302-HUB, 7302-HUB7)
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