Most hammers are about 15 inches long however there is such variety of hammers that's really a generalisation.
Long
After completing the hedgehog hammer minigame the first time and beating the hot shelter stage go back to play hedgehog hammer and beat your high score if you do you get the long hammer powerup.
the long handle provides a greater lever effect
leverage
A sledge hammer is a heavy steel head fitted onto a long handle.
I have been on Animal Jam for a long time and i have never seen a hammer, sorry.
warm tropical
A sledgehammer is long heavy hammer. Not sure what the hammer thrown at the Olympics is called, but a a javelin is a metal tipped spear used for field competitions at the Olympics.
They can reach 2.6m in length.
one year
12 FEET
Dick Hammer died on October 18, 1999, in Long Beach, California, USA of lung cancer.