Has anyone tried 145 spheer match hpbt,Ithink they might be perfect for my 1 in 10 twist bartlein,or maybe 150 match kings.The best thing for my 284 so far is 140 ballistic tip. I tried 162 amax and they would not hit a broud side of a barn at 600 with my 1 in 10 twist.Thanks for any advice