A 5/16-in bolt with national coarse threads will have:
A) 16 threads per inch. B) 18 threads per inch.
C) 24 threads per inch. D) 20 threads per inch.
Question 2
Which type of thread standard uses more threads per inch?
A) National coarse (NC) B) National fine (NF)
C) AHRI standard threads D) Pipe threads