Generally, a group of fasteners on a part is tightened in a _____ pattern.

True or False? Torque specifications are tightening values given by the manufacturer or in a torque chart.

Which of the following is used as a safety device to keep a castle nut from loosening or coming off?

How are bolts and nuts classified?

True or False? Bolts have internal threads and nuts have external threads.

True or False? The process of cutting threads in a hole is called tapping.

Which threaded tool is used for cutting internal threads in holes?

Which thread tool is used for cutting external threads on rods?

True/False: The unthreaded portion of a bolt toward the top is called the shank.

Markings on the head of bolts are indicators of their _____.

The number of threads per inch on standard American threads is called the ______ of the thread.

What is the size of this bolt?

1/2-13 UNC Grade 2

Is this bolt metric or standard?

M10-1.5 x 55

What is the size of this bolt?

M10-1.5 x 55

How many threads per inch does this bolt have?

1/4-20 x 2 1/2

Gaskets are used between engine parts to prevent leakage of _____.