Countersink Holes is for fix the PCB onto/into the plastics BOX by the screw.
Many people called countersink holes as sink hole or countersunk hole on PCB boards.
How to make a Countersink Hole for PCB?
It is easy to make it if use the special drill bit
counter sink holes drill bit
How to make a drawing for PCB manufacturing?
If need to order PCB with counter sunk holes,please contact us feel free.
By Andwin Team