NIMS 3.6 - Review

Front

A machining process that creates a flat spot on a rough surface is

Back

spotfacing

Front

A machining process that creates an included "V" angle or taper in a hole is

Back

countersinking

Front

Center drills are used to

Back

create a starting spot for a hole

Front

When drilling for a 1/4" reamer, the proper amount of material to leave for the reamer is

Back

0.010"

Front

What is the series of the following thread: 3/4-10 UNC -3A?

Back

UN

Front

Most tap drill charts suggest a hole size that will produce about what percentage of thread depth?

Back

75%

Front

Which tap is considered a general, all-purpose tap?

Back

Plug tap

Front

What operation can create a very accurate hole size with a very good surface finish?

Back

Reaming

Front

After drilling, and before tapping, a hole should be

Back

countersunk.

Front

What type of tap pulls chips out of the hole being threaded?

Back

Spiral flute tap