I watched many YouTube videos regarding sharpening blade, this one is the most convincing one for me:

jsyangyu @ Mon Dec 16, 2019 7:21 pm 写道: I watched many YouTube videos regarding sharpening blade, this one is the most convincing one for me:
VideoID: https://youtu.be/FAOC-0Le8EE

阿恩 @ Mon Dec 16, 2019 8:15 pm 写道: 反正我连钻头都磨不了!






Sergeantpepper @ 16 Dec 2019 20:28 写道: LZ初落冰坑就能未雨筹谋, 很女子, 讚一个



jsyangyu @ Mon Dec 16, 2019 7:21 pm 写道: I watched many YouTube videos regarding sharpening blade, this one is the most convincing one for me:
VideoID: https://youtu.be/FAOC-0Le8EE
brilliant set up...so affordable too
johndxu @ Mon Dec 16, 2019 10:11 pm 写道: 没必要磨得这么尖锐,除了剃毛。看切割啥材料,割比较硬的材料,刀片太尖锐会造成缺口,反而不好切。主要是切割的前后角要适当。
上次谁介绍的磨冰钻刀片的小工具不错,好像是Walmart的?




Sergeantpepper @ 17 12月 2019 10:29 写道: 要么只能磨短斜向天那边, 另一面向冰那边碰不得
