Bureau of International Standard

Bureau of Indian Standard

Bureau of International Society

Bereau of Indian Society

30 Degree

45 Degree

55 Degree

60 Degree

0.125 x pitch

0.317 x pitch

0.335 x pitch

0.5 x pitch

0.125 x pitch

0.317 x pitch

0.335 x pitch

0.5 x pitch

0.5 x pitch

0.6134 x pitch

0.6403 x pitch

0.75 x pitch