Hi all. I have been loading Berry's and RMR 124g plated bullets with W231 powder. My OAL is 1.126 and my width at the crimped case mouth is .382. I use 4.6g for a full power load and 4.2g for a softer load. I have not loaded 9mm coated led bullets before, but I just purchased some Blue Bullets 125g RN, and I have a couple of questions. I loaded a couple of Blues without powder. Without touching my dies in my Dillon SDB, the Blues are coming out at a 1.113 length, even though the Blue bullets are .013 longer than the RMRs (.600 v .587). The width is .381.
Question1: Do you se