9. a thin, flat sheet or strip of metal or other material,
typically one used to join or strengthen things or .forming
part of a machine
10. a circular object that revolves on an axle and is fixed
below a vehicle or other object to enable it to move over
the ground
11. a small flat piece of metal or other material, typically square or
hexagonal, with a threaded hole through it for screwing on to a
bolt as a fastener
a long pin with a head that screws into a nut, used to fasten
things together.
15. It's important to learn this and these for objects that are
close at hand.
This is used for singular objects.
these is used for plural objects.
This and these are often used with the 'here' to indicate
that the object is near.
For example:
This is my bag here.
These are my friends in this room.
16. That and those are used objects that are located away from
the speaker.
That and those are often used with the 'there' to indicate
that the object is away from the speaker.
That is used for singular objects.
those is used for plural objects.
For example:
That is my car parked over there.
Those are my apple trees at the back of the garden.
23. nails
a small metal spike with a broadened flat head,
driven into wood to join things together or to serve
as a hook.
24. staples
a piece of thin wire with two short right-angled end pieces which
are driven by a stapler through sheets of paper to fasten them
together.
25. nut
A small flat piece of metal or other material, typically
square or hexagonal, with a threaded hole through it for
screwing onto a bolt as a fastener.
26. Washers
A small flat ring made of metal, rubber, or plastic
fixed under a nut or the head of a bolt to spread the
pressure when tightened or between two joining
surfaces as a spacer or seal.
27. screwdriver
A tool with a flattened, cross-shaped, or star-
shaped tip that fits into the head of a screw to
turn it .
28. screws
A short, slender, sharp-pointed metal pin with a raised
helical thread running around it and a slotted head,
used to join things together by being rotated so that it
pierces wood or other material and is held tightly in
place.
29. spanners
a tool with a shaped opening or jaws for gripping
and turning a nut or bolt.
30. bolts
A threaded pin that screws into a nut and
is used to fasten things together.