The thread specification is small, and the wire tapping is very fine. At present, a manual tapping machine is used. It is easy to break the wire tapping to a certain depth, so the appropriate depth processing is shallow!
Thread specifications are small, silk attack is very fine, the current use of manual tapping machine, to reach a certain depth of silk tap easy to break, so the appropriate depth of processing shallow!
The thread specification is small, and the tap is very thin. At present, the manual tap machine is used. When the tap reaches a certain depth, it is easy to break, so the proper depth processing is shallow!<br>