Two technicians are discussing U.S. thread sizes. Technician A says fastener threads can be fine or coarse. Technician B says that fine threads provide greater holding strength in soft materials. Who is correct?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Fastener threads can indeed be categorized as fine or coarse. Fine threads generally provide greater holding strength in hard materials, not soft materials, due to their larger minor diameter and more threads per inch.

Two Technicians Are Discussing U