Helicoil钢丝螺套英制规格

Helicoil threaded inserts have coarse and fine threads in inch. The specification parameters for Helicoil coarse thread (UNC) and Helicoil fine thread (UNF) as the following table:  

Helicoil coarse thread (UNC) specification table:(inch)


Helicoil fine thread (UNC) specification table:(inch)