Professor Mawla
AH fanatic
@PHOENIX PHILMay I suggest if you can source them the following:
.458 500gr Safari Solid - 20ct
20ct This .458 diameter 500 grain Safari Solid™ hunting bullet is designed for Bolt Action Rifles as well as double rifles. Design incorporates 3 + 1 band configuration for reduced barrel strain. It has the 67% Meplat BBW#13™ nose profile which has proven to give the deepest penetration of any...cuttingedgebullets.com
The design of these bullets went thru a lot of effort by CEB and AH's own @michael458. The flat meplat and shoulder went thru many iterations until optimized for straight line and overall depth of penetration.
Let then then , trial some Cutting Edge Bullets as well .