And absolutely right. From the two bullet maker pages I have open right now, the range is from 180 grs to 450 grs for the .416 calibre.

.416, 10.6mm
.416 Rigby

Woodleigh
416 Rigby .416"
39 340gr PP SN 50 .281 .330 1900-2600
37A 410gr RN SN 50 .338 .307 1900-2400
38 410gr FMJ 50 .338 .300
37B 450gr RN SN 50 .371 .338 1900-2400
38B 450gr FMJ 50 .371 .330
416 Remington .416"
37C 400gr RN SN 50 .330 .305 1900-2400
38C 400gr FMJ 50 .330 .300
37N 450gr RN SN 50 .371 .338 1900-2400
38N 450gr FMJ 50 .371 .330

Barnes

Nosler

Swift

Hornady

Hawk

Cutting Edge
180 gr Flat Base Raptor
225gr Safari Raptor
300gr ESP Safari Raptor
300gr Safari Solid
325gr Safari Raptor
370gr Safari Raptor
400gr Safari Solid