In this video tutorial, a buttress thread has been drawn using specific proportions. Step by step procedure of the drawing thread has been shown.
#buttressthread
#screwthread
#zla
More videos links are given below
https://youtu.be/1fto_OmIPmo
https://youtu.be/OFCweRA3ogg
https://youtu.be/cfD9bwU7mzI
https://youtu.be/YZ9TgOCoExM
https://youtu.be/sPU2cnAtuN0
https://youtu.be/ybb2QVIZB_0
https://youtu.be/rn89iivFh3A
https://youtu.be/2I6h-E2tozY
https://youtu.be/fon445nETe0
https://youtu.be/3Pvx6WnaoNQ
https://youtu.be/ma-ubfi1bqw
https://youtu.be/YkqRkiY_7Pg