I've been looking at turning a rear sight leaf spring screw for a 1915 bsa No.1Mk.3* but have had no luck finding the thread form for the .144x37tpi screw. I was wondering if anyone had the thread form or in the least could tell me what the thread angle is.

thanks.
Information
Warning: This is a relatively older thread
This discussion is older than 360 days. Some information contained in it may no longer be current.