Chapter 8

The thread pitch of a bolt is measured in what units?

• millimeters

• threads per inch

• fractions of an inch

• both a and b

Technician A says that diameter of a bolt is the same as the wrench size used to remove or install the fastener. Technician B says that the length is measured from the top of the head of the bolt to the end of the bolt. which technician is correct?

• Technician A

• Technician B

• both tech A and B

• Neither tech A or B

The grade of a fastener, such as a bolt, is a measure of this

• Tensile strength

• hardness

• finish

• color

Which of the following is a metric bolt?

• 5/16 - 18

• 1/2 - 20

• M12 x 1.5

• 8 mm

A bolt that is threaded into a casting is often called a?

• Stud

• cap screw

• Block bolt

• Crest bolt

The marks (lines) on the heads of the bolts indicate?

• Size

• Grade

• Tensile strength

• Both b and c

A bolt that requires a 1/2 in. wrench to rotate is usually what size when measured across the threads?

• 1/2in

• 5/16in

• 3/8in

• 7/16in

A screw that can make its own threads when installed is called a ____________ screw.

• sheet metal

• tapered

• self-tapping

• both a and c

All of the following are types of clips except_______

• E-clip

• cotter

• C-clip

• internal

What type of fastener is commonly used to retain interior door panels?

• Christmas tree clips

• E-clips

• External clips

• internal clips