Materials
Materials Continued
Fasteners
Handtools
Staircases
100

Although it is called a 2×4, this is the actual finished size of a standard framing stud.

What is 1-1/2" × 3-1/2"?

100

This engineered wood panel is commonly installed over floor joists to create the structural floor surface before finish flooring is installed.

What is subfloor?

100

This nail is the most commonly used fastener for framing residential walls.

What is a 16d common nail?

100

This tool is used to measure distances and is one of the first tools every carpenter reaches for when laying out a project.

What is a tape measure?

100

According to the IRC, this is the maximum allowable height of a residential stair riser.

What is 7-3/4 inches?

200

This nominal lumber size has an actual thickness of 1-1/2 inches and an actual width of 5-1/2 inches.

What is a 2×6?

200

This panel product is commonly fastened to the outside of wall framing to provide structural strength before house wrap and siding are installed.

What is wall sheathing (OSB or plywood)?

200

In nail sizing, this letter follows the number and represents the old English "penny" system.

What is the letter "d"?

200

This tool uses a retractable string coated with colored powder to snap long, straight layout lines across a floor or wall.

What is a chalk line?

200

According to the IRC, this is the minimum allowable tread depth (unit run) for a residential stair.

What is 10 inches?

300

This nominal lumber size is commonly used for residential floor joists and has an actual depth of 9-1/4 inches.

What is a 2×10?

300

This interior wall covering is typically available in 1/2-inch and 5/8-inch thicknesses and is fastened to wall studs before painting.

What is drywall (gypsum board)?

300

This type of nail shank has ridges around it to increase holding power and is commonly used when installing subfloor.

What is a ring-shank nail?

300

This tool is commonly used to determine whether a wall is plumb, or out of alignment during framing.

What is a level?

300

A stair has 8 risers. Using standard residential construction, this is the number of treads that will be cut into each stringer.

What are 7 treads?

400

This nominal post size has an actual finished dimension of 5-1/2 inches by 5-1/2 inches and is commonly used to support decks and beams.

What is a 6×6?

400

This nominal wall stud size is most commonly used for a residential wet wall because it provides additional space for drain, waste, vent, and water supply piping.

What is a 2×6?

400

For finishing nails, as the gauge number increases, this happens to the thickness of the nail.

What is decreases

400

The measurement tool commonly used to layout stair stringers.

What is the carpenter's square?

400

Before cutting the bottom of a stair stringer, this dimension must be subtracted from the first riser so that all finished step heights remain equal.

What is the tread thickness?

500

Name three common nominal lumber sizes used for residential floor joists

What are 2×8, 2×10, and 2×12?

500

This edge profile found on many premium subfloor panels helps lock adjacent sheets together, creating a stronger and flatter floor system.

What is a tongue-and-groove (T&G) edge?

500

This type of nail has a smooth shank and is commonly used for framing walls, floors, and roofs.

What is a common nail?

500

This tool is used to pull nails, pry apart framing members, and assist in demolition work.

What is a flat bar (or pry bar)?

500

According to the IRC, when treads are less than 11 inches deep, this feature is generally required on residential stairs.

What is a nosing?