oh ok i know exactly which ones you mean now. someone will know more than me but i don't know that they are available anywhere now. for pressing the guide down and removing the keeper, most people grind down a flat screwdriver to use. i used a peice of 1/4" square steel and heated and shaped it into a tool to use. it was similar to the straight end of a crowbar, but obviously small enough to fit into the ports. it had a slight bend to give some leverage. i can post a picture later this afternoon.
for pulling the keepers out i found a screwdriver with a chipped blade, and ground the end down basically to a point, bent it into a slight hook, and used it to pull the keepers out. th
ere are several threads in the archives here about how to do it without those tools. soaking the guides with pb blaster or equivalent will help immensely.