(NRA) National Rifle Association Certified Gunsmith Practice Test
NRA NRA Tools & Equipment for Gunsmithing
What is a 'headspace gauge set' and why is it essential in gunsmithing?
Select your answer
A
A set of bore brushes for cleaning different calibers
B
Go, No-Go, and Field gauges used to verify that chamber headspace is within safe specifications
C
Gauges that measure barrel wall thickness
D
Instruments used to check trigger pull weight
Hint