Exam 5: Fasteners

When fastening aluminum, copper, or galvanized iron, use nails made of the same metal.

The plastic toggle consists of ____ legs attached to a body that has a hole through the center and fins on its side to prevent turning during installation.

In the penny system the longest nail is 60d and ____ inches long.

____ anchors have an unthreaded hole into which a wood or sheet metal screw is driven.

____ are metal pieces formed into various shapes to join wood to wood, or wood to concrete or other masonry.

____ screws have a square or hex head and are designed to be turned with a wrench.

Framing anchors, seismic, and hurricane ties are used to join parts of a wood frame.

Duplex nails are used when extra holding power is needed in trim work.

____ are used to anchor posts to concrete floors or footings.

A(n) ____ is a heavy, paste-like adhesive used throughout the construction process.

All masonry screws must be predrilled.

Construction adhesive cannot be used in cold weather.

____ anchors are one-piece steel with two sheared expanded halves at the base.

____ is so named because pieces coated with it bond on contact and need not be clamped under pressure.

Three of the most common shapes of screw heads are the flat head, round head, and ____ head.

____ adhesive is used to apply wall paneling, foam insulation, gypsum board, and hardboard to wood, metal, and masonry.

Toggle bolts may also be use on solid masonry walls.

When two different metals are in contact with each other, a reaction with moisture and the two different metals, called ____, will cause one of the metals to disintegrate faster over time.

____ bolts have either round or flat heads with a screwdriver slot.

Steel nails coated with ____ are called galvanized nails.