Unit 3 Chapter 6 - Fastners and Anchors

True or False: Coarse-thread screws do not use a machine nut.

They make their threading as they are driven into material.

• TRUE

• FALSE

Which of the following screws has the largest diameter?

• 6-32 x 1

• 6-32 x 5

• 8-24 x 4

• 10-24 x 4

In a screw with the callout 6-32 x 2, the number of threads per inch is ____.

• 2

• 6

• 32

• 62

True or False: The higher the guage number, the larger the diameter of the screw

• True

• False

The screw size used to attach switches to receptacles is ____.

An 8-32 screw is commonly used ____.

• to install switches and receptacles and their cover plates

• to secure luminaires to the outlet box

• as the green grounding screw in metallic boxes for bonding purposes

• to secure ceiling fans up to 70 pounds to the outlet box

True or False: Machine screws have more space between each thread than coarse-thread screws.

• True

• False

A drywall screw is another name for a(n) ____ screw.

A self-drilling screw will penetrate sheet metal easily without the need to a(n) ____ hole.

For use in thicker metals, the ____ screw will make its own hole.

• machine

• self-drilling

• self-tapping

• sheetrock