What expander plug do I need for heavier 9MM 135-147gr bullets Home › Forums › NOE Forums › NOE Archive › Historical Archive › Using NOE Moulds › Casting and Reloading › What expander plug do I need for heavier 9MM 135-147gr bullets Search for: This topic is empty. Creator Topic 2017-01-12 at 01:42 #489062 mriman Up0Down:: The subject says it all. Trying to figure out which expanders I may need for bigger bullets.Looking at 9mm, 358, and 431 heavier bullets.Mriman Creator Topic Viewing 2 replies - 1 through 2 (of 2 total) Author Replies 2017-01-12 at 06:09 #506044 Full.Lead.TacoKeymaster Up0Down:: What diameter are you going to size your bullets at? 2017-01-12 at 21:22 #506045 mriman Up0Down:: 9MM .357357 .358 or .35944 .431For the 9’s just getting started with bigger boolits. mriman Author Replies Viewing 2 replies - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Please enter an answer in digits:1 × one = Log In