SDI Firearm Finishes and Engraving (FTT 201) Questions and Correct Answers the Latest Update and Recommended Version
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Course
SDI
Institution
SDI
One possible indicator that a barrel is likely to shoot poorly is pitting near the crown.
→ TRUE
Lands in the throat are which are uneven in their short points are usually caused by:
→ Cleaning Rod Damage
According to Joe Carlos, what must you do with a barrel to know for certain what its c...
SDI Firearm Finishes and Engraving (FTT
201) Questions and Correct Answers the
Latest Update and Recommended
Version
T/F: One possible indicator that a barrel is likely to shoot poorly is pitting near the crown.
→ TRUE
Lands in the throat are which are uneven in their short points are usually caused by:
→ Cleaning Rod Damage
According to Joe Carlos, what must you do with a barrel to know for certain what its current
capabilities are?
→ Shoot It
T/F: The electropolishing process both improves barrel accuracy and is safe for the
environment.
→ FALSE
Joe Carlos' experiment showed that electropolishing was:
→ Effective for Increasing the Accuracy of Damaged Barrels
The fire lapping process involves:
→ Firing cartridges with progressively finer grit abrasive coated bullets, which effectively
polishes the bore.
→ Always polish with sharp edges pointed in the same direction the wheel is turning.
If stamping has been damaged or pitted, you should:
→ Leave the damaged stamping alone
Nickel plating has been a popular finish for handguns and certain small parts of long guns
since the turn of the century. The finish is applied by a process called:
→ Electroplating
For basic polishing: protect all of the newly-polished surfaces from rusting with which of the
following until you are ready to apply the bluing solution:
→ Light Coat of Oil
In general, power polishing entails starting which of the following grits and polishing the
surface of the metal in a given direction:
→ Coarset
Power buffing: When using a bench grinder, one end of the double ended shaft contains a
conventional grinding wheel, while the other end has which of the following:
→ Muslin Buffing Wheel
There are four popular methods of finishing gun metal prior to bluing, plating, parkerizing,
and the like: hand polishing, power buffing, mass finishing, and which of the following:
→ Sandblasting
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