What bushings selection for Whidden 6.5 Creedmoor????

tsu45

Private
Full Member
Minuteman
May 15, 2011
808
307
112
What bushings should I go ahead and order? I have Hornady, Prime, and Lapua put back so I figure I might need more than one. Don't neck turn or have anyway to measure neck thickness.
 
Measure the neck diameter of a loaded round with the brass you intend to use and subtract .002". I think a .289 and .290 bushing would do fine with all those types but measure to make sure.