国产97精品无码A片在线看密,亚洲精品日本久久一区二区三区 ,精品福利视频一区二区三区,欧美牲交a欧牲交aⅴ久久

Helicoil鋼絲螺套英制規(guī)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)