Im glad you tried that W760 powder Major. I use it in my 7x57 with excellent results.Bullet = Winchester 175 grain soft point " cup & core " style bullet , removed from vintage Winchester Super X 7×57 mm Mauser calibre ammunition .
View attachment 344625
Powder = 45.7 grains of Win 760 propellant powder
Courtesy of my good friend , @Shootist43
He essentially helped me turn a cheetal deer cartridge in to an Asian Sloth Bear cartridge .
Why thank you so much , Master Smith.Im glad you tried that W760 powder Major. I use it in my 7x57 with excellent results.