portable circular saw is one of the basic power tools that should be in
any homeowner's toolbox. (photo1) With it you can cut any kind of wood
or plywood quickly and accurately. Circular saws are available in various
sizes. Specialty blades and a rip fence will help you to cut different
materials accurately and safely.
default tool and one that every manufacturer makes is the 7-1/4-in. model.
This number designates the diameter of the blade that the tool holds.
This model is the most popular because it can cut through 1-1/2-in.-thick
lumber (2 x 4s, 2 x 6s, etc.) in a single pass--at 90° and when the
foot is tilted, at 45°.
saws have amp ratings of around 15, while less expensive consumer saws
have motors that draw around 10 amps. Battery operated saws are perfect
for trim and molding work.
A circular saw is easy to use, however it tends to be very loud, can create
a lot of dust and is deceptively dangerous. Because it's compact, relatively
lightweight, and its blade is nearly always covered by either the guard
or the wood you are cutting, it's easy to become careless when using it.
Make sure you understand the safety instructions that come with the tool,
and follow them carefully whenever you are working.
Nearly perfect crosscuts can be achieved by using a square to
guide the foot of the saw. You must hold the square firmly or the saw
Accurate rip cuts can be made with the help of a rip fence. This
device slides into the foot of the saw and is held tight by screws. I
use the rip fence to trim doors accurately.
These cuts are required when the blade can't start at the edge
of the board. To make this cut, place the front of the shoe against the
work piece. Then, turn on the saw and slowly lower the blade into the
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