Originally Posted by
FEENIX
Welcome to SS and enjoy!
XX (i.e Savage 10 or 11) is a short action while the XXX (Savage 110 or 111) is a long action. Maybe this will help (extract of bolt face diameter's courtesy of JE Customs)
Short actions with a bolt face .Dia of .470 +/-
225 Winchester, 22/250 Remingtion, 6mm Norma BR, 243 Win, 250 Savage, 260 Rem,
6.5/284 Norma, 7/08 Rem, 284 win, 300 Savage, 308 Win, 338 Federal, 35 Rem, and
the 358 Winchester.
Short actions with a bolt face .Dia of .540+/-
223 WSSM, 243 WSSM, 25 WSSM, 7mm Rem saum, 7mm WSM, 300 Rem saum, 300
WSM, 325 WSM, and the 350 Rem Mag.
Long actions with a bolt face .DIA of .470 +/-
220 Swift, 6mm Rem, 240 Weatherby Mag, 257 Roberts, 25-06 Rem,
6.5x55 Swedish, 270 Win, 7x57 Mauser, 7x64 Brenneke, 280 Rem, 30/06 Springfield,
8mm Mauser, 338/06 A Square, and the 35 Whelen.
Long actions with a bolt face .Dia of .540 +/-
257 Weatherby, 264 Win Mag, 270 weatherby Mag, 7mm Rem Mag, 7mm Weatherby Mag, 7 STW,
7mm Rem Ultra Mag, 300 H & H, 300 Win Mag, 300 Weatherby Mag, 300 RUM, 303 Brit,
8mm Rem Mag, 338 Win Mag, 340 Weatherby Mag, 338 RUM, 375 H & H, 375 Weatherby,
375 RUM, 416 Rem Mag, 458 Win Mag, and the 458 Lott.