Pre-Drilling and Screw Installation Quiz

Why is pre-drilling particularly important when working with hardwoods?

• Hardwoods are more flexible.

• Hardwoods are denser and less compressible.

• Hardwoods are more expensive.

• Hardwoods have a higher moisture content.

What is a common method to determine the correct pre-drill bit size?

• Matching the shank size with the bit size visually.

• Using a ruler to measure the screw length.

• Weighing the screw and bit.

• Checking the color of the screw.

What is the purpose of using screw wax during installation?

• To make the screw look shiny.

• To reduce resistance and ease installation.

• To increase the screw's weight.

• To change the screw's color.

What is a potential consequence of not pre-drilling in hardwoods?

• The screw may rust.

• The wood may split or crack.

• The screw may become too loose.

• The wood may change color.

What is a characteristic of self-tapping screws?

• They are made of plastic.

• They require a hammer for installation.

• They are only used for metal.

• They cut a hole as they are installed.