In the .30/30, .33.0 grains WW-748 fast and very, very accurate using the SAECO #315. Not a hunting type bullet being truncated cone. This in a Remington 788.

280 Remington Ackley Improved
154 grain Hornady Interbond seated to 3.36"
Remington brass
CCI 250 primer
60.5 grains of WMR
2950 fps from a 24" barrel
.9" five-shot, 100-yard groups