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Tip
#25
Everything You Want To Know About Drilling
(continued)
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Pg. 1-3, Pg
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10
Drilling
Accessories
In addition
to bits, you'll find a host of other accessories available
to speed-up your jobs and improve your results. Here are just
a few of those.
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Countersinks
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Countersinks
are cutters with a tapered tip that matches the bottom angle
of a flathead wood screw. Just chuck it into your drill press
or portable electric drill and cut a shallow beveled hole
to a depth that will allow your screw's head to rest flush
with the top surface of your workpiece once it's driven into
position.
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Drill
Stops
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Drill
Stops are small steel rings that slip over your bits and
lock into position with an Allen setscrew to limit your hole
depths when boring with a portable electric drill. They're
an inexpensive accessory that is usually available in sets
containing various sizes. Since your drill press has a depth-stop
setting, they are of little use with stationary drill press
operations.
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Plug
Cutters
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Plug
Cutters are used in a drill press (exclusively) to cut
the small wooden plugs you use to hide the heads of screws
that are recessed into counterbores on mating project components.
Although you can usually purchase screw hole plugs or buttons,
they are most commonly only available in birch. Occasionally,
you can find cherry, oak, walnut and maple plugs. However,
if your project is constructed of an exotic wood or one that's
highly figured, matching plugs are impossible to find. That's
when you need the ability to make your own plugs -- from the
same wood you're using. Plug
cutters give you that ability.
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Doweling
Jigs
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Doweling
Jigs are special clamp-like devices that you tighten over
the edges of boards you want to join together with dowels.
They feature built-in bushings and/or guides (usually common
1/4", 5/16", 3/8", 7/16" and 1/2" dowel diameters) that are
automatically centered over the board's width when the jig
is tightened into position. These bushings/guides hold your
drill bit perfectly perpendicular to the board's edge while
you use your portable electric drill to bore the holes. Doweling
Jigs are used exclusively with portable electric drills.
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Dowel
Centers
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Dowel
Centers often provide the best way to align the dowel
holes in mating boards. First, drill the appropriate sized
dowel holes in one of your mating workpieces. Drop the appropriate
sized Centers into the holes. Align the two mating pieces
and tap the board containing the centers lightly with a mallet.
Doing so will cause the protruding points of the Centers to
transfer their center locations precisely to the mating board.
An inexpensive item for which there really is no alternative
in certain situations. Usually available in sets containing
two each, 1/4", 5/16", 3/8" and 1/2" sizes.
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Combination
Bench & Drill Press Vise
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Combination
Bench & Drill Press Vise. Often, you need to hold objects
on your Drill Press table while you bore holes in them. In
these cases, a Drill
Press Vise is your best choice. Look for small, lightweight
models with quick-release tightening handles so you can insert
and remove your project components quickly. They can be an
invaluable aid for certain operations.
Continue
to Five Basic Drill Press Operations
Back to Special Purpose Drill Bits
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