vintage luzon igorot headhunter axe filipino/philipines tribal ceremonial tool

Description

vintage igorot headhunter axe
filipino/philipines tribal ceremonial tool
one end of the blade is sharp,caution
i found this at an estate,
looks old but exactly
how old is the big question?
so dont ask me how old it is,
but i can answer other questions as i see
tool weighs exactly 1 pound and 5 ounces
whole tool measures a total length of
18 1/2 inches
from head to end of the handle
the blade or head by itself measures
13 1/4 inches from end to end,
and is 3 inches width
the handle alone
including
the metal portion
is 15 1/2 inches,
and 1/2 inch thickness
at the grip area
condition.
the blade has some rust and pitting,
some scratched up mark pen writings,
the wooden part of the handle/grip
has a little play,not fully tight