I only have TortoiseHG installed, but I use a standalone pageant (not the tortoise one) and TortoiseHG doesn't seem to have any problems using the keys stored i

I only have TortoiseHG installed, but I use a standalone pageant (not the tortoise one) and TortoiseHG doesn't seem to have any problems using the keys stored in there. Even if you just use the command line client, I think it's worth installing tortoise for the ssh support.