Roll form tap drill chart ryBos
Drill Size For 1/4-20 Form Tap. This size is recommended for 1/4″. Web straight hole size for 75% thread:
This size is recommended for 1/4″. Web straight hole size for 75% thread:
This size is recommended for 1/4″. Web straight hole size for 75% thread: This size is recommended for 1/4″.