锤头柄利用这种结构固定将终生锁死，无解，除非人为破坏【阿木爷爷 Grandpa Amu】

There are all kinds of tastes in life, and life needs to smile right! Hello everyone, I am Grandpa Amu, an old carpenter who likes to focus on woodworking. If you like my videos, please continue to pay attention to my channel. The videos we shoot are mainly wooden crafts. Next, my son and I I am also working hard to shoot more creative videos and share them with everyone, so that every reader can learn knowledge and ease the mood. There are also many wonderful works in the channel, everyone can appreciate them slowly, thank you for your support. Youtube 【Amu Grandpa Grandpa Amu】https://bit.ly/2X8YIu3 Facebook【Amu Grandpa Grandpa Amu】  / grandpaamu188   Using this structure to fix the hammer head handle, it will be locked for life, and there is no solution unless it is artificially destroyed【Grandpa Amu】 #GrandpaAmu#woodworking#mortiseandtenonstructure