Sometimes, dislike the voice of the hammer is too big? Don't worry about it. Let me help you
Step 1: START
First of all, take a few dollars at a hardware store to buy a hammer,a ordinary hammer, like this
Step 2: Processing of the Handle
Then, on the hammer handle to tie up the black tape, in order to prevent slippery and shockproof, what I use is woven of the insulation tape, like this
Step 3: PUNCH
After, began to hammer head of production, in the middle of the hammer head drill a 5 mm deep small hole, as shown in the black part of the drill hole
Step 4: Install the Hammer Head
Installation of spring and the hammer headr, as shown.
Warning, not too soft
Step 5: FINISH
After the completion of the is like this
Power will not diminish, because according to the kinetic energy theorem, E=½mv²,additional quality of hammer head is small, the energy loss can be ignored.
Step 6: Thanks for Watch
Now, congratulations to you on having a Mjolnir（Thor's hammer）