Choosing A Router Bit
here for a printer friendly version of Tip
woodworking routers will work as well as the cutting tool
that fits into them.
you just bought the Shopsmith Router Package or took the plunge
and invested in the Router Arm and got a portable router that
sports a high torque motor. But without a good bit in the
chuck, even the best router with the most powerful motor is
as handicapped as a hammer without a handle.
worry though! Most of the bits that you can purchase are good
when you get them. This is certainly true of the four high-speed
steel bits that come in the Shopsmith Mark V Router Package.
The problem comes after you've used them for a while.
it this way: a good circular saw blade is a cutter with a
large number of cutting edges - 24, 36, even more on a plywood
blade. With proper care, it will stay sharp a long, long time.
But router bits carry only one to four cutting edges. That
means each edge of a router bit does far more work than an
individual saw tooth.
you cut it, router bits will lose their keen edge more quickly
than a tool that carries more teeth. If you're routing plywood
or particle board, the rock hard glue in those materials wears
the edge off bits very fast. And if you hit a concealed screw
or nail with a router bit, you might as well kiss it good-bye.
Used with care, however, you can spruce them up time after
bits: two basic types
Router bits can be divided into two types: those made of carbide
or with carbide tips and those made of one piece of hardened
high speed steel.
to Carbide-Tipped Bits