TM 9-243
TM 9-243
TYPES AND USES - Continued
BLACKSMITH'S OR SLEDGE
HAMMERS (Cont)
The straight peen is similar to the cross peen except
that its peening edge is turned ninety degrees. This
keeps the handle parallel to the struck surface.
JEWELER'S HAMMER
The jeweler's hammer has a lightweight head weighing
between 1-3/4 and 2 ounces. It is used to drive pins
and shafts from precision instruments.
MASON'S HAMMER
The mason's hammer has a flat striking face on one
end of the head and a tapered chisel on the other end.
It is used for setting and cutting bricks and flat stones.
NAPPING HAMMER
The napping hammer has a high carbon steel head with
two tapered faces and weighs about 3 pounds. It is
used for chipping stone surfaces or for forming stones
during road construction or similar stone work.
RIVETING HAMMER
The riveting hammer has a round face on one end of
the head. It is used for peening rivet heads. The other
end has a tapered chisel which is used for upsetting
rivets.
SAWMAKER'S HAMMER
The sawmaker's hammer has a tapered blunt face on
one end of the head and a tapered chisel face on the
other end. It is used for setting the teeth on saws when
a setting tool is unavailable.
21-4
