82boy brought up a good name (Randy Robinette ) not only does he make some great bullets , just got mine 2 wks ago .308 118gr and 6mm 105gr, he was one of a group who speerheaded the 30br most use what isw called the Robinette reamer for slow twist 1/17 and 18 with no freebore for 110 to 125 bullets and he is a great guy to talk to his knowledge is over whelming, I have not had a chance to load the 6mm yet but will soon for a match in october but his 30 cal man oh man I was breaking in my 30BR at 200 yards and with the speer 125 TNT and Berger 115 I was under 1/2 moa but no where good enuff then the BIB bullets came, I loaded 40 rounds with 33gr of H4198 one of Randy's loads listed I started at jam point of 1.685 then ended at 1.665 in .005 intervals, measureing from ogive to head of case, 5 shot groups at 200 yards the 1.665 came in at.381 of an inch or .181 MOA thats what I was looking for under 1/4 moa, I believe wth further development we might do better, next will it group like this consistantly? time will tell, my 6mmbr has shot .19? best, but is consistant at 1/4 moa, also got some cheeks bullets have not loaded yet. for Randy's bullets you can call 515 438 4010