Threads : For Unified Threads
Class : 2B
Flutes : Thread Forming Taps
Tolerance Class :YAMAWA G Class
Oil Grooves : ~NO.4 =O , NO.5~ = 1
Chamfer Length : P=4P(For Through Hole), B=2P(For Blind)
Surface Treatment : Nitride
For more information, please refer to the attachment.