Help identify spent British WW1 catridge

[WW1-GER-BRIT-EASTAFRICA]

This cartridge is part of my collection from Salaita hill in Taveta, Kenya, it is probably an infantry rifle cartridge.It was used by the British during WW1 against the Germans in the Battle of Salaita, Feb 12,1916. help me identify it.
original photo by WW1-GER-BRIT-EASTAFRICA
Thanks.

 

[hangarman]

Hi WW1GBEA
Its an indian made .303 Mk6 ball round made in April 1910. Not sure of the manufacturer but i'm sure the info will be forthcoming soon. Probably fired from a SMLE
Cheers Hangarman

 

[smle2009]

S= Kirkee Arsenal,southern circuit...1895-1913


Tony

 

[WW1-GER-BRIT-EASTAFRICA]

Hangerman and Tony ,I am glad to know the model, manufacturer and the month/year of manufacture.
Thanks. WW1GBEA.