Jerry, it is of high reference value to me, thank you!
On the other hand, about center hole finder,
on youtube, I look for a few of videos, as shown in the picture.
but I do not understand that why they do not use as shown in the following tools.
I again see a video in youtube.
spray what things In the plate.
I don't know what's the spray liquid.
and why does hi want to sprayï¼Ÿ
is it in order to increase the luster?
Can you give me some inspirationsï¼Ÿ