Wood and Metal fasteners

Fastener Fastener Any device that is used to hold two or more pieces of material together or in place

Types of Fasteners Adhesive Sticky substance such as glue

Types of Fasteners Nails A fastener that is driven into the material it holds.

Nails Nails are classified by their use of form

Nail parts Parts of the nail are The Shank- long stem part of a nail The Head- the enlarged part on top

Nail Measurements Nails are measured in penny The symbol for penny is d

Types of Fasteners Screw A type of fastener with threads the bite into the material it fastens

Screw Classification Screws are Classified by different characteristics What material they hold What metal they are made from The shape of the head

Screw Heads

Screw Size The Size of the screw is determined by the diameter and length The diameter is expressed by the gauge numbers that run from 2 through 24 Common lengths run from ¼ inch to 4 inches

Types of Fasteners Bolts Type of fastener with a treaded nut.

Types of Bolts

Types of nuts

Types of Fasteners Rivet A fastener that is held in place by spreading one or both ends

Rivets The rivet is used to fasten structural and sheet steel in bridges buildings and truck bodies The rivet is inserted in a pre drilled hole the straight side is then heated and is smashed with a hammer to make it so that the rivet will not come out.

Types of Rivets

Pop Rivets The pop rivet is useful in situations that you are not able to hold one end of the rivet and hammer the other end.

Pop Rivets The pop rivet tool pulls the stem until the ball like head forces the body of the rivet to expand and hold the rivet in place