usually, about 3 months [from the date you apply] for them to
send u the first letter. this one is for preliminary assessment, ie
color-blindness test, iq tests, etc.
after the initial assessment, then they will send u a letter
inviting you for a panel interview, about 1-2 weeks later. after
the interview, if you're successful, you'll get a letter arranging
for ur medcal checkup within days.
about 3 weeks later, the results of your medical checkup will be
sent to you, and if you're successful the details of the
bond-signing session will be sent to you.