colttrainer Report post Posted March 4, 2009 HI I have a 31-20 treadel machine, I see that you guys have this needle stuff figured out pretty well. So my question is what is the largest leather point needle I can obtain for this machine? Al Quote Share this post Link to post Share on other sites
ryano Report post Posted March 18, 2009 a number 24. Quote Share this post Link to post Share on other sites