Cummins ISME420 How to replace rear crankshaft oilseal

Yow...What's up guy's it's mechanic Mark Here at pasinsya na kung bihira lang tayo makapag upload ng video bc lang kasi.
#mechaniclife
#cummins
#shacman

[@vishualinderjit3588]

Can you please tell the tool number

[@Mechanicmark24]

3164780 rear crankshaft seal installer